Definition of: croak

(krōk) v.i.
1. To utter a hoarse, low–pitched cry, as a frog or raven.
2. To speak in a low, hoarse voice.
3. To talk in a doleful tone; forbode evil; grumble.
4. Slang To die.
—v.t.
5. To utter with a croak.
6. Slang To kill.
—noun A hoarse vocal sound, as of a frog or raven. [Imit. Cf. OE cracethan croak.]
—croak′y adjective