Sum \Sum\, v. t. [imp. & p. p. Summed; p. pr. & vb. n. Summing.]

[Cf. F. sommer, LL. summare.]

1. To bring together into one whole; to collect into one amount; to cast up, as a column of figures; to ascertain the totality of; -- usually with up.

The mind doth value every moment, and then the hour doth rather sum up the moments, than divide the day. --Bacon.

2. To bring or collect into a small compass; to comprise in a few words; to condense; -- usually with up.

``Go to the ant, thou sluggard,'' in few words sums up the moral of this fable. --L'Estrange.

He sums their virtues in himself alone. --Dryden.

3. (Falconry) To have (the feathers) full grown; to furnish with complete, or full-grown, plumage.

But feathered soon and fledge They summed their pens [wings]. --Milton.

Summing up, a compendium or abridgment; a recapitulation; a r['e]sum['e]; a summary.

Syn: To cast up; collect; comprise; condense; comprehend; compute.

Source: Webster's Revised Unabridged Dictionary (1913)