Did you mean trap?
trap
noun
°A machine or other device designed to catch (and sometimes kill) animals, either by holding them in a container, or by catching hold of part of the body.
"I put down some traps in my apartment to try and deal with the mouse problem."
°A trick or arrangement designed to catch someone in a more general sense.
"Unfortunately she fell into the trap of confusing biology with destiny."
verb
°To catch in a trap or traps; as, to trap foxes.
°To ensnare; to take by stratagem; to entrap.
synonyms: snare