n. & v.
n. 1 a long pointed tooth, esp. protruding from a closed mouth, as in the elephant, walrus, etc. 2 a tusklike tooth or other object.
v.tr. gore, thrust at, or tear up with a tusk or tusks. tusk shell 1 any of various molluscs of the class Scaphopoda. 2 its long tubular tusk-shaped shell. tusked adj. (also in comb.). tusky adj.
[ ME alt. of OE tux var. of tusc: cf. TUSH(2) ]