trench knife


Definition of trench knife

: a knife with a strong double-edged blade about eight inches long suited for use in hand-to-hand fighting

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

First Known Use of trench knife

1898, in the meaning defined above

Buying Guide

Our team at The Usage has selected the best pocket knives.

Learn More About trench knife

Time Traveler for trench knife

Time Traveler

The first known use of trench knife was in 1898

See more words from the same year

Dictionary Entries Near trench knife

trench foot

trench knife


See More Nearby Entries 

Statistics for trench knife

Cite this Entry

“Trench knife.” Dictionary, Merriam-Webster, Accessed 17 Jan. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon


Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

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