Thayer's Greek Lexicon

 1. to sound, emit a sound, to speak
  1) of a cock: to crow
  2) of men: to cry, cry out, cry aloud, speak with a loud voice
2. to call, to call one's self, either by one's own voice or
though another
3. to send for, summon
  1) to call out of (i.e. bid one to quit a place and come to one
  2) to invite
  3) to address, accost, call by a name