scream (one's) head off(redirected from screamed their heads off)
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scream (one's) head off
To scream or yell very loudly and lengthily. Suzy screamed her head off when I told her she couldn't have an ice cream cone. The stadium was packed with fans screaming their heads off for the popular band. Don't bother listening to the crazies who stand on street corners and scream their heads off at passersby.