Dictionary.com
Thesaurus.com

prong key

British  

noun

  1. a key or spanner with two prongs or projections which engage corresponding holes in the face of a nut or component to be turned for tightening, adjustment, etc

"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

Vocabulary.com logo
by dictionary.com

Look it up. Learn it forever.

Remember "prong key" for good with VocabTrainer. Expand your vocabulary effortlessly with personalized learning tools that adapt to your goals.

Take me to Vocabulary.com