Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

longjaw

noun
variants: or longjaws

Definition of longjaw 

1a : a cisco (Coregonus alpenae synonym Leucichthys alpenae) of Lake Huron and Lake Erie now considered to be extinct

b : any of various other ciscoes of the Great Lakes

2 : needlefish

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!

Learn More about longjaw

Dictionary Entries near longjaw

longitudinal valley

longitudinal wave

long Jack

longjaw

long-jawed

long jenny

long John

Statistics for longjaw

Look-up Popularity

Comments on longjaw

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

Show Comments  Hide Comments 

WORD OF THE DAY

secrete

to deposit or conceal in a hiding place

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

  • alt-573b465788319
  • Name these cookies!
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

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!

Words at Play

Ask the Editors

Word Games