To Croak

1. (intransitive) To make a croak.
2. (transitive) To utter in a low, hoarse voice.
3. (intransitive, of a frog, toad, raven, or various other birds or animals) To make its sound.
4. (slang) To die.
5. (transitive, slang) To kill someone or something.
6. To complain; especially, to grumble; to forebode evil; to utter complaints or forebodings habitually.
7. (programming slang, Perl) To abort the current program indicating a user or caller error.