Verb
run around like a chicken with its head cut off (third-person singular simple present runs around like a chicken with its head cut off, present participle running around like a chicken with its head cut off, simple past ran around like a chicken with its head cut off, past participle run around like a chicken with its head cut off)
(idiomatic) To act in a haphazard or aimless way; to act frantically or without control.
The president doesn't know what to do. He's running around like a chicken with its head cut off.