Dictionary definition · tusk
noun
- a hard smooth ivory colored dentine that makes up most of the tusks of elephants and walruses
- a long pointed tooth specialized for fighting or digging; especially in an elephant or walrus or hog
verb
- stab or pierce with a horn or tusk"the rhino horned the explorer"
- remove the tusks of animals"tusk an elephant"
Source: Open English WordNet (CC BY 4.0).