- a small metal can opener having a sharp triangular pointed end for punching holes in the top of a beverage can, as of beer.
Origin of church key
First recorded in 1950–55
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
- US a device with a triangular point at one end for making holes in the tops of cans
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012