Main Entry: wal·rus

Pronunciation: \ˈwȯl-rəs, ˈwäl-\

Function: noun

Inflected Form(s): plural walrus or wal·rus·es

Etymology: Dutch, of Scandinavian origin; akin to Dan & Norwegian hvalros walrus, Old Norse rosmhvalr

Date: 1728

: a large gregarious marine mammal (Odobenus rosmarus of the family Odobenidae) of arctic waters that is related to the seals and has long ivory tusks, a tough wrinkled hide, and stiff whiskers and that feeds mainly on bivalve mollusks