Emily Dickinson Lexicon

CROW, v.i. [pret. and pp. crowed; formerly pret. crew. Sax. crawan; D. kraaijen; G. krähen; Gr. κραζω. See the Noun.]

1. To cry or make a noise as a cock, in joy, gayety or defiance.
2. To boast in triumph; to vaunt; to vapor; to swagger. [A popular, but not an elegant use of the word.] – Grandison.