3. A mass of tabular cells formed in any kind of bark, in greater or less abundance.
&fist; Cork is sometimes used wrongly for calk, calker; calkin, a sharp piece of iron on the shoe of a horse or ox.
Cork jackets, a jacket having thin pieces of cork inclosed within canvas, and used to aid in swimming. -- Cork tree (Bot.), the species of oak (Quercus Suber of Southern Europe) whose bark furnishes the cork of commerce.
Cork, v. t. [imp. & p. p. Corked (k˘rkt); p. pr. & vb. n. Corking.] 1. To stop with a cork, as a bottle.