Dictionary.net

a figurative restraint; "asked for a collar on program trading in the stock market"; "kept a tight leash on his emotions"; "he's always gotten a long leash"

A thong of leather, or a long cord, by which a falconer holds his hawk, or a courser his dog.

A brace and a half; a tierce; three; three creatures of any kind, especially greyhounds, foxes, bucks, and hares; hence, the number three in general.

A string with a loop at the end for lifting warp threads, in a loom.

To tie together, or hold, with a leash.

A thong of leather, or a long cord, by which a falconer holds his hawk, or a courser his dog.

A brace and a half; a tierce; three; three creatures of any kind, especially greyhounds, foxes, bucks, and hares; hence, the number three in general.

A string with a loop at the end for lifting warp threads, in a loom.

To tie together, or hold, with a leash.

A thong of leather or a long cord by which a hawk or hound is held.

To tie or hold with a thong or cord.

To hold by a leash: to bind.

Line for holding a hound; three of a kind.

A thong for holding a hunting dog, etc.; three of the same kind, as greyhounds; three in general.

A thong or line by which a hawk or a hound is held; a brace and a half; three; three creatures of any kind, especially greyhounds, foxes, bucks, and hares; a band to tie anything with.

To bind; to hold by a string. See Lease.

A thong or line by which a hawk or a hound is held; a brace and a half; three animals, as greyhounds, foxes, hares, &c.

To bind or hold by a string.

n. [French] A thong of leather or long line by which a falconer holds his hawk, or a courser his dog;— a brace and a half; three creatures of any kind, especially greyhounds, foxes, bucks, and hares.