- Any of various small game birds of the genera Coturnix, Anurophasis or Perdicula in the Old World family Phasianidae or of the New World family Odontophoridae.
- (intransitive) To waste away; to fade, wither. [from 15th c.]
- (intransitive) To slacken, give way (of courage, faith etc.). [from 16th c.]
- (intransitive) To lose heart or courage; to be daunted, fearful. [from 16th c.]
- To curdle; to coagulate, as milk does.
- (transitive, now rare) To frighten, daunt (someone). [from 16th c.]