D defs.my
Entry 2 senses Webster, 1913

Water rat

/wôt'-ẽr răt/ · Wa·ter rat · IPA
01 The water vole. See under Vole.
  1. 1.
    The water vole. See under Vole.(Zool.) See: Vole
  2. 2.
    A thief on the water; a pirate.