impounding

(noun) placing private property in the custody of an officer of the law. Synonyms: impoundment, internment, poundage.

(verb) take temporary possession of as a security, by legal authority. Synonyms: impound, attach, sequester, confiscate, seize. Examples: "The fbi seized the drugs." "The customs agents impounded the illegal shipment." "The police confiscated the stolen artwork."

(verb) place or shut up in a pound. Synonyms: impound, pound. Example: "Pound the cows so they don't stray."