n a hard smooth ivory colored dentine that makes up most of the tusks of elephants and walruses
n a long pointed tooth specialized for fighting or digging; especially in an elephant or walrus or hog
v stab or pierce with a horn or tusk
v remove the tusks of animals
n. (象等动物的)长牙( tusk的名词复数 ); 獠牙; 尖形物; 尖头