Definitions
1.NounA faint, harsh sound made in the throat.
2.NounThe call of a frog or toad.
3.NounThe harsh call of various birds, such as the raven or corncrake, or other creatures.
4.VerbTo make a croak sound.
5.VerbTo utter in a low, hoarse voice.
6.VerbTo make its vocal sound.
7.VerbTo die.
8.VerbTo kill."He'd seen my face, so I had to croak him."
9.VerbTo complain; especially, to grumble; to forebode evil; to utter complaints or forebodings habitually.
10.VerbTo abort the current program indicating a user or caller error.