Word Meaning

countersunk definition and meaning

imp. & p. p. of Countersink
p. p. & a. Chamfered at the top; -- said of a hole.
p. p. & a. Sunk into a chamfer; as, a countersunk bolt.
p. p. & a. Beveled on the lower side, so as to fit a chamfered countersink; as, a countersunk nailhead.