Cockle \Coc"kle\, n. [AS. coccel, cocel; cf. Gael. cogall tares, husks, cockle.]

(Bot.)
   (a) A plant or weed that grows among grain; the corn rose (Luchnis Githage).
   (b) The Lotium, or darnel.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Cockle \Coc"kle\, v. t. [imp. & p. p. Cockled; p. pr. & vb. n. Cockling.]

[Of uncertian origin.]

To cause to contract into wrinkles or ridges, as some kinds of cloth after a wetting.

Cockling sea, waves dashing against each other with a short and quick motion. --Ham. Nav. Encyc.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Cockle \Coc"kle\ (k[o^]k"k'l), n. [OE. cockes cockles, AS. s[=ae]coccas sea cockles, prob, from Celtic; cf. W. cocs cockles, Gael. cochull husk. Perh. influenced by F. coquille shell, a dim. from the root of E. conch. Cf. Coach.]

1. (Zo["o]l.) A bivalve mollusk, with radiating ribs, of the genus Cardium, especially C. edule, used in Europe for food; -- sometimes applied to similar shells of other genera.

2. A cockleshell.

3. The mineral black tourmaline or schorl; -- so called by the Cornish miners. --Raymond.

4. The fire chamber of a furnace. [Eng.]

--Knight.

5. A hop-drying kiln; an oast. --Knight.

6. The dome of a heating furnace. --Knight.

Cockle hat, a hat ornamented with a cockleshell, the badge of a pilgrim. --Shak.

Cockle stairs, winding or spiral stairs.

Source: Webster's Revised Unabridged Dictionary (1913)