[call on the carpetrson) before an authority (as a boss or teacher) for a scolding or reprimand.20944

[call on the carpet] {v. phr.}, {informal} To call (a person) before an authority (as a boss or teacher) for a scolding or reprimand.

/The worker was called on the carpet by the boss for sleeping on the job./
/The principal called Tom on the carpet and warned him to stop coming to school late./