WordWeb Online

1. The sound of sheep or goats (or any sound resembling this)

1. Talk whiningly
    
2. Cry plaintively
   "The lambs were bleating";
   - blate, blat [N. Amer, informal], baa

Derived forms: bleating, bleated, bleats

Type of: complain, cry, emit, kick [informal], kvetch [N. Amer, informal], let loose, let out, moan, plain [archaic], sound off, utter

Encyclopedia: Bleat