DOUBLE
\dˈʌbə͡l], \dˈʌbəl], \d_ˈʌ_b_əl]\
Definitions of DOUBLE
 2006  WordNet 3.0
 2011  English Dictionary Database
 2010  New Age Dictionary Database
 1913  Webster's Revised Unabridged Dictionary
 1919  The Concise Standard Dictionary of the English Language
 1919  The Winston Simplified Dictionary
 1874  Etymological and pronouncing dictionary of the English language
 1899  The american dictionary of the english language.
 1914  Nuttall's Standard dictionary of the English language
 1894  The Clarendon dictionary
 1846  Medical lexicon: a dictionary of medical science
 1871  The Cabinet Dictionary of the English Language
 1790  A Complete Dictionary of the English Language
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bend over or curl up, usually with laughter or pain; "He doubled and vomited violently"

a base hit on which the batter stops safely at second base; "he hit a double to deep centerfield"

a quantity that is twice as great as another; "36 is the double of 18"

someone who closely resembles a famous person (especially an actor); "he could be Gingrich's double"; "she's the very image of her mother"

to double the degree; "she was doubly rewarded"; "his eyes were double bright"

two together; "some people sleep better double"

downward and forward; "he was bent double with pain"

having two meanings with intent to deceive; "a sly double meaning"; "spoke with forked tongue"

having more than one decidedly dissimilar aspects or qualities; "a double (or dual) role for an actor"; "the office of a clergyman is twofold; public preaching and private influence" R.W.Emerson; "every episode has its double and treble meaning"Frederick Harrison

increase twofold; "The population doubled within 50 years"

make or do or perform again; "He could never replicate his brilliant performance of the magic trick"

hit a twobase hit

do double duty; serve two purposes or have two functions; "She doubles as his wife and secretary"

bridge: make a demand for (a card or suit)

large enough for two; "a double bed"; "a double room"

used of flowers having more than the usual number of petals in crowded or overlapping arrangements; "double chrysanthemums have many rows of petals and are usually spherical or hemispherical"
By Princeton University

bend over or curl up, usually with laughter or pain; "He doubled and vomited violently"

a base hit on which the batter stops safely at second base; "he hit a double to deep centerfield"

a quantity that is twice as great as another; "36 is the double of 18"

someone who closely resembles a famous person (especially an actor); "he could be Gingrich's double"; "she's the very image of her mother"

to double the degree; "she was doubly rewarded"; "his eyes were double bright"

two together; "some people sleep better double"

downward and forward; "he was bent double with pain"

having two meanings with intent to deceive; "a sly double meaning"; "spoke with forked tongue"

increase twofold; "The population doubled within 50 years"

make or do or perform again; "He could never replicate his brilliant performance of the magic trick"
By DataStellar Co., Ltd

Twofold; multiplied by two; increased by its equivalent; made twice as large or as much, etc.

Being in pairs; presenting two of a kind, or two in a set together; coupled.

Divided into two; acting two parts, one openly and the other secretly; equivocal; deceitful; insincere.

Having the petals in a flower considerably increased beyond the natural number, usually as the result of cultivation and the expense of the stamens, or stamens and pistils. The white water lily and some other plants have their blossoms naturally double.

Twice; doubly.

To increase by adding an equal number, quantity, length, value, or the like; multiply by two; to double a sum of money; to double a number, or length.

To be the double of; to exceed by twofold; to contain or be worth twice as much as.

To pass around or by; to march or sail round, so as to reverse the direction of motion.

To unite, as ranks or files, so as to form one from each two.

To be increased to twice the sum, number, quantity, length, or value; to increase or grow to twice as much.

To return upon one's track; to turn and go back over the same ground, or in an opposite direction.

To play tricks; to use sleights; to play false.

To set up a word or words a second time by mistake; to make a doublet.

Twice as much; twice the number, sum, quantity, length, value, and the like.

Among compositors, a doublet (see Doublet, 2.); among pressmen, a sheet that is twice pulled, and blurred.

That which is doubled over or together; a doubling; a plait; a fold.

A turn or circuit in running to escape pursues; hence, a trick; a shift; an artifice.

Something precisely equal or counterpart to another; a counterpart. Hence, a wraith.

A player or singer who prepares to take the part of another player in his absence; a substitute.

Double beer; strong beer.

A feast in which the antiphon is doubled, hat is, said twice, before and after the Psalms, instead of only half being said, as in simple feasts.

A game between two pairs of players; as, a first prize for doubles.

A person or thing that closely resembles another.

A person or thing that is the counterpart of another; a duplicate; copy; (Obs.) transcript;  now chiefly used of persons. Hence, a wraith.
By Oddity Software

Twofold; multiplied by two; increased by its equivalent; made twice as large or as much, etc.

Being in pairs; presenting two of a kind, or two in a set together; coupled.

Divided into two; acting two parts, one openly and the other secretly; equivocal; deceitful; insincere.

Having the petals in a flower considerably increased beyond the natural number, usually as the result of cultivation and the expense of the stamens, or stamens and pistils. The white water lily and some other plants have their blossoms naturally double.

Twice; doubly.

To increase by adding an equal number, quantity, length, value, or the like; multiply by two; to double a sum of money; to double a number, or length.

To be the double of; to exceed by twofold; to contain or be worth twice as much as.

To pass around or by; to march or sail round, so as to reverse the direction of motion.

To unite, as ranks or files, so as to form one from each two.

To be increased to twice the sum, number, quantity, length, or value; to increase or grow to twice as much.

To return upon one's track; to turn and go back over the same ground, or in an opposite direction.

To play tricks; to use sleights; to play false.

To set up a word or words a second time by mistake; to make a doublet.

Twice as much; twice the number, sum, quantity, length, value, and the like.

Among compositors, a doublet (see Doublet, 2.); among pressmen, a sheet that is twice pulled, and blurred.

That which is doubled over or together; a doubling; a plait; a fold.

A turn or circuit in running to escape pursues; hence, a trick; a shift; an artifice.

Something precisely equal or counterpart to another; a counterpart. Hence, a wraith.

A player or singer who prepares to take the part of another player in his absence; a substitute.

A feast in which the antiphon is doubled, hat is, said twice, before and after the Psalms, instead of only half being said, as in simple feasts.

A game between two pairs of players; as, a first prize for doubles.

beer; strong beer.

A person or thing that is the counterpart of another; a duplicate; copy; (Obs.) transcript;  now chiefly used of persons. Hence, a wraith.
By Noah Webster.

A person or thing that closely resembles another.

A fold or plait.

To pass, march, or sail round.

To become twice as great or many.

To turn and go back on the same track.

Being in pairs; coupled.

Twice as large, much, strong, heavy, or many.

Twofold; hence, ambiguous or deceitful.

Something that is twice as much.

A backward turn, as of a hunted fox; a trick.
By James Champlin Fernald

Twofold; being in pairs; being twice as much; deceitful; insincere; folded over.

Twice the quantity; a duplicate; a turning back to escape pursuit.

To make double; duplicate; repeat; fold; sail round or by.

To become twice the quantity; return on one's track.

Twice over.

Doubly.

A fold or plait.
By William Dodge Lewis, Edgar Arthur Singer

Twice over.

Twice as much; twofold; being in pairs; deceitful; acting two parts, that is, two lines of conduct, open and secret.

To fold; to increase by adding an equal sum or quantity.

Twice as much; a fold; the same quantity or length repeated; a turn in running; a trick.
By Stormonth, James, Phelp, P. H.

Doubly.

Twofold: twice as much: two of a sort together: in pairs: acting two parts, insincere.

To multiply by two: to fold.

To increase to twice the quantity: to wind in running.

Twice as much: a duplicate: one's wraith or apparition: a trick.
By Daniel Lyons

A fold or plait.

Twofold; two of a sort together; in pairs; twice as much; acting two parts, one openly, the other in secret.

Twice. To double upon, to enclose between two fires. To double and twist, to add one thread to another and twist them together. Doubleoctave, an interval composed of fifteen notes in diatonic progression, and which for that reason is called a fifteenth.

Twice as much; doublequick; a turn in running to escape pursuers; an artifice to deceive; a duplicate; matter set up twice.

To fold; to multiply by two; to contain twice as much or as many; to repeat; to add one to another in the same order; to sail round, as a cape, so that the cape shall be between a ship and her former situation; to unite two ranks or files in one.

To increase by twice the number, amount, &c., as to enlarge a wager to twice the sum laid; to turn back or wind in running, as a hare; to play tricks; to use sleights; to set up the same matter twice.

In composition, two ways, or twice the number or quantity.
By Nuttall, P.Austin.
By William Hand Browne, Samuel Stehman Haldeman

adv. Twice; twofold.

n. Twice as much;â€”that which is doubled over or together; a plait; a fold;â€”a turn in running to escape pursuers; hence, a trick; a shift; an artifice;â€”a counterpart.

Two of a sort, one corresponding to the other; twice as much, containing the lame quantity repeated; twofold, of two kinds; two in number; having twice the effect or influence; deceitful, aching two parts.

Twice the quantity or number; strong beer of twice the common strength; a trick, a shift, an artifice.
By Thomas Sheridan