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1. Utter a harsh abrupt scream
   - screak [dialect], skreak [non-standard], skreigh [UK, dialect], screech
    
2. Complain
   "What was he squawking about?";
   - gripe, bitch [informal], grouse, crab [informal], beef [informal], bellyache [informal], holler [informal]
    
3. (aviation) set or emit a transponder code, e.g. used for radio identification

1. The noise of squawking
   "she awoke to the squawk of chickens"; "the squawk of car horns"
    
2. [informal] A complaint or act of complaining
   - objection, gripe [informal], kick [informal], beef [informal], bitch [informal]

Sounds like:

Derived forms: squawked, squawking, squawks

Type of: call, complain, cry, holler [informal], hollo [non-standard], kick [informal], kvetch [N. Amer, informal], moan, noise, plain [archaic], scream, shout, shout out, sound off, speech act, squall, yell

Encyclopedia: Squawk