Webster’s Revised Unabridged Dictionary · 1913
Coop
Coop (ko͞op), n. [Cf. AS. cypa a measure, D. kuip tub, Icel. kupa bowl, G. kufe coop tub; all fr. L. cupa vat, tub, LL. cupa, copa, cup. See Cup, and cf. Keeve.]
1. A barrel or cask for liquor. [Obs.] Johnson.
2. An inclosure for keeping small animals; a pen; especially, a grated box for confining poultry.
3. A cart made close with boards; a tumbrel. [Scotch]
Coop, v. t. [imp. & p. p. Cooped; p. pr. & vb. n. Cooping.] To confine in a coop; hence, to shut up or confine in a narrow compass; to cramp; — usually followed by up, sometimes by in.
The Trojans cooped within their walls so long. Dryden.
The contempt of all other knowledge . . . coops the understanding up within narrow bounds. Locke.
2. To work upon in the manner of a cooper. [Obs.] "Shaken tubs . . . be new cooped." Holland.
Syn. — To crowd; confine; imprison.