conk¹ / kängk; kôngk/ • v. [intr.] (conk out) inf. (of a machine) break down: my car conked out. ∎  (of a person) faint or go to sleep. ∎  die.conk² inf. • v. [tr.] hit (someone) on the head.• n. Brit. a person's nose.conk³ • n. a hairstyle in which curly or kinky hair is straightened.• v. [tr.] straighten curly or kinky hair.

conk A term used by foresters and wood-cutters to refer to the fruit bodies of certain wood-rotting fungi, particularly those of polypores.