cockle UK /ˈkɒkl̩/US /ˈkɑk(ə)l/noun 11verb 2forms 3 noun11 •Any of various edible European bivalve mollusks, of the family Cardiidae, having heart-shaped shells. •[in the plural] (figurative) Chiefly in cockles of someone's heart: a person's innermost feelings. •The shell of such a mollusk. •Any of several field weeds, such as the common corncockle (Agrostemma githago) and darnel ryegrass (Lolium temulentum).But cockle, spurge, according to their law / Might propagate their kind, with none to awe, / You'd think; a burr had been a treasure trove. — 1855 •A wrinkle, pucker •(UK) A kiln for drying hops; an oast. •(slang) A £10 note; a tenner. •(UK) The dome of a heating furnace. •(UK) The fire chamber of a furnace. •A defect in sheepskin; firm dark nodules caused by the bites of keds on live sheep •(UK) The mineral black tourmaline or schorl. verb2 •To cause to contract into wrinkles or ridges, as some kinds of cloth after a wetting; to pucker. •(Scotland, Northern-England) To wobble, shake; to be unsteady.Israel Wilde arrived last, his ankle swollen and already berry-blue after cockling at the top of Hatherself Scout. — 2017 formscockled · cockling · cockles