Regiment

n. [Lat. regimentum, from regere, to guide, rule; Fr. régiment, Pr. regiment, Pg. regimento, Sp. regimiento, It. regimento.] 1. Government; mode of ruling; rule; authority; regimen. [Obs.] But what are kings, when regiment is gone, But perfect shadows in a sunshine day? Marlowe. The law of nature doth now, of necessity, require some kind of regiment. Hooker. 2. (Mil.) A body of men, either horse, foot, or artillery, commanded by a colonel, and consisting of a number of companies, usually ten.