تعريف take a powder في الإنجليزية الإنجليزية القاموس.
To leave in a hurry; run away; scram; depart without taking leave or notifying anyone, often with a connotation of avoiding something unpleasant or shirking responsibility
Go on, now. Scram. Take a powder. And don't come back till people on the street start wishing you a good afternoon.