tenderizer
noun/ˌtɛndəˈɹaɪzə(ɹ)/
Etymology From tenderize + -er.
1
Biochemistry, Biology, Chemistry, Microbiology, Natural sciences, Physical sciences Any substance added to meat, especially papain, before cooking in order to make it more tender.
› Any tool used to tenderize meat before cooking.
2
A form of mallet used to beat meat before cooking.
3
A tool similar to a potato masher used for tenderizing
4
A tool with nails or blades, that can be pressed on (not unlike a stapler) to puncture the meat.