Quick definitions from WordNet (crow)

▸ noun:  black birds having a raucous call
▸ noun:  a Siouan language spoken by the Crow people
▸ noun:  the cry of a cock (or an imitation of it)
▸ noun:  a member of the Siouan people formerly living in eastern Montana
▸ noun:  a small quadrilateral constellation in the southern hemisphere near Virgo
▸ noun:  an instance of boastful talk
▸ verb:  express pleasure verbally ("She crowed with joy")
▸ verb:  utter shrill sounds ("The cocks crowed all morning")
▸ verb:  dwell on with satisfaction
▸ name:  A surname (common: 1 in 10000 families; popularity rank in the U.S.: #1181)

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▸ Also see crow