Definitions of 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

  Example: "She crowed with joy"

• verb:   utter shrill sounds

  Example: "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)