wom·bat \ˈwämˌbat also ˈwȯm-, usu -ad.+V\noun (-s) Etymology: native name in New So. Wales 1. a.: any of several sturdily built Australian marsupials (family Vombatidae) having stocky bodies, short legs, and rudimentary tails, and in general resembling small bears — see hairy-nosed wombat b.: the fur of the wombat 2.: koala 2