definition of
tusk

[1] #1 tusk n. [ivory] a hard smooth ivory colored dentine that makes up most of the tusks of elephants and walruses. wn

[2] #2 tusk v. [horn] stab or pierce with a horn or tusk; "the rhino horned the explorer". wn

[3] #3 tusk n. a long pointed tooth specialized for fighting or digging; especially in an elephant or walrus or hog. wn

[4] #4 tusk v. [detusk] remove the tusks of animals; "tusk an elephant". wn