9 Grammatical Pitfalls


[mouth-foo l] /ˈmaʊθˌfʊl/
noun, plural mouthfuls.
the amount a mouth can hold.
the amount taken into the mouth at one time.
a small quantity.
Informal. a spoken remark of great truth, relevance, effectiveness, etc.:
You said a mouthful!
a long word or group of words, especially one that is hard to pronounce.
Origin of mouthful
1375-1425; late Middle English. See mouth, -ful
Usage note
See -ful. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the web for mouthful
  • As its mouthful of a hyphenated name suggests, though, this town wasn't always so tight-knit.
  • It's a mouthful, figuratively, and yet still that is remarkably simplified from the actual processes that take place.
  • The frog enjoyed what he ate, but almost every mouthful she took choked her.
  • Or perhaps you're still recovering from a traumatic encounter with a mouthful of gristle.
  • Any attempt to get one good last breath will likely result in a mouthful of snow.
  • You're probably quite keen for an actual mouthful now.
  • Despite this size discrepancy, the hatchling would still have been a substantial mouthful.
  • They make for an unpleasant and possibly lethal mouthful.
  • Blue whales can eat half a million calories in a single mouthful.
  • When your opponent fights with a mouthful of razor-sharp daggers, it pays to give them something to aim for that isn't your head.
British Dictionary definitions for mouthful


noun (pl) -fuls
as much as is held in the mouth at one time
a small quantity, as of food
a long word or phrase that is difficult to say
(Brit, informal) an abusive response
(informal, mainly US & Canadian) an impressive remark (esp in the phrase say a mouthful)
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
Cite This Source
Word Origin and History for mouthful

1520s, "as much as a mouth can hold," from mouth (n.) + -ful. Meaning "a lot to say" is from 1748.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Idioms and Phrases with mouthful


The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Cite This Source

Word of the Day

Difficulty index for mouthful

Some English speakers likely know this word

Word Value for mouthful

Scrabble Words With Friends

Quotes with mouthful