To shut, inclose, or confine in or as in a pen or other narrow place; hem in; coop up; confine or restrain within very narrow limits: frequently with up.n. A small inclosure, as for cows, sheep, fowls, etc.; a fold; a sty; a coop.n. Any inclousure resembling a fold or pen for animals.n. In the fisheries, a movable receptacle on board ship where fish are put to be iced, etc.n. A small country house in the mountains of Jamaica.n. A feather, especially a large feather, of the wing or tail; a quill.n. A quill, as of a goose or other large bird, cut to a point and split at the nib, used for writing; now, by extension, any instrument (usually of steel, gold, or other metal) of similar form, used for writing by means of a fluid ink.n. One who uses a pen; a writer; a penman.n. Style or quality of writing.n. 5. A pipe; a conduit.n. A female swan, the male being called a cob. Yarrell, British Birds.n. In Cephalopoda, an internal homogeneous corneous or chitinous structure replacing the internal shell in certain decacerous cephalopods, such as the typical squids (Loliginidæ): also called gladius and calamary: distinguished from the corresponding sepiost or cuttlebone of the cuttles. See cut under calamary.To write; compose and commit to paper.n. A weir or dam for penning up the water in a stream, canal, or river of any kind, to form a head.n. A pen or pencil used to record the various degrees of pressure employed in writing. A metal spring, which holds the writing point of metal or graphite, plays against a rubber air-capsule contained in the penholder and connected by rubber tubing to the ordinary recording apparatus.n. An abbreviation of peninsula.