From Longman Dictionary of Contemporary Englishcoffee grinderˈcoffee ˌgrinder noun [countable] DFUa small machine that crushes coffee beans
Examples from the Corpus
coffee grinder• Flake or pellets can be ground down fine enough even for a dwarf cichlids using a coffee grinder.• Latest in electronics, new sail inventory 1990, new coffee grinder system ready to race or cruise.• She roasted wheat in the oven and ground it by hand in an old coffee grinder for our breakfast cereal.• The Twining Model Co. was responsible for making the mincer, the weighing machine and the coffee grinder on the table. 