Allen wrench

noun
Al·​len wrench | \ˈa-lən- \

Definition of Allen wrench 

: an L-shaped hexagonal metal bar either end of which fits the socket of a screw or bolt

First Known Use of Allen wrench

1913, in the meaning defined above

History and Etymology for Allen wrench

Allen Manufacturing Company, Hartford, Connecticut

Keep scrolling for more

Learn More about Allen wrench

Share Allen wrench

Statistics for Allen wrench

Look-up Popularity

Time Traveler for Allen wrench

The first known use of Allen wrench was in 1913

See more words from the same year

Keep scrolling for more

More Definitions for Allen wrench

Allen wrench

noun

English Language Learners Definition of Allen wrench

: a small tool that is used to turn a special type of screw

More from Merriam-Webster on Allen wrench

See words that rhyme with Allen wrench

Comments on Allen wrench

What made you want to look up Allen wrench? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

to clear from alleged fault or guilt

Get Word of the Day daily email!

Test Your Vocabulary

Difficult Vocab Quiz

  • the-education-of-achilles-eugne-delacroix
  • Which is a synonym of discomfit?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!