intransitive. Formerly: To utter a harsh cry: said of crows, rooks, etc., where croak, n. is now used; also of geese, etc. Obsolete.

intransitive. To utter a harsh grating cry: said of the crow, quail, corncrake, etc.

intransitive. To shout or exclaim hoarsely; to yelp, as a dog; to cry harshly or querulously, as a bird.

intransitive. Of some birds: To utter a hoarse harsh cry.

intransitive. Of a bird or other creature, esp. a rook, crow, or domestic fowl: to utter a harsh call or quawk; to squawk. Cf. cawk v. at cawk, n.2…

intransitive. Of certain birds: To utter their loud harsh cry.

Used of the harsh abrupt cry of certain birds. (rare.) Cf. clang, v.1 3.

intransitive. Of birds: To croak harshly; to squawk.