D defs.my
Entry 1 sense Webster, 1913

Hippa

· Hip·pa · IPA /ˈhɪpə/
01 n. A genus of marine decapod crustaceans, which burrow rapidly in the sand by pushing themselves backward; -- called also bait bug. See Illust…
  1. 1.
    A genus of marine decapod crustaceans, which burrow rapidly in the sand by pushing themselves backward; -- called also bait bug. See Illust. under Anomura.(Zool.) Also: bait bug See: Anomura