tidal wave

noun

Synonyms of tidal wavenext
1
a
: an unusually high sea wave that is triggered especially by an earthquake
b
: an unusual rise of water alongshore due to strong winds
2
: something overwhelming especially in quantity or volume
a tidal wave of tourists

Examples of tidal wave in a Sentence

a tidal wave of emotion
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
And those vying for the few open positions are up against a tidal wave of competition. — Emma Burleigh, Fortune, 11 June 2026 Monsanto has faced a tidal wave of litigation in recent years over its Roundup product. — Melissa Quinn, CBS News, 25 June 2026 With a population of over 200 million, any news story generates a tidal wave of jokes, many of them very sharp. — Jack Lang, New York Times, 25 June 2026 Nor does freedom of speech seem an unambiguous value as a tidal wave of toxic disinformation washes over the republic in its 250th year. — Wyatt Williams, Harpers Magazine, 2 June 2026 See All Example Sentences for tidal wave

Word History

First Known Use

1830, in the meaning defined at sense 1b

Time Traveler
The first known use of tidal wave was in 1830

Rhymes for tidal wave

See All Rhymes for tidal wave

Browse Nearby Words

tidal water
tidal wave
tidbit
See all Nearby Words

Cite this Entry

“Tidal wave.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tidal%20wave. Accessed 8 Jul. 2026.

Copy Citation

Kids Definition

tidal wave

noun
1
: an unusually high sea wave that is triggered especially by an earthquake
2
: an unusual rise of water alongshore due to strong winds
Last Updated: - Updated example sentences
Love words? Need even more definitions?

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

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of gambol

See Definitions and Examples »

Popular in Grammar & Usage

See More

Is that lie 'bald-faced' or 'bold-faced'?

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Commonly Misspelled Words

How to Use Em Dashes (—), En Dashes (–) , and Hyphens (-)
See More

Popular in Wordplay

See More

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List

One-Word Oxymorons: Bittersweet, Spendthrift, and More

Ten Words Ending with a Silent ‘T’

12 Lovely and Unusual Words for the Natural World
See More

Popular

See More

Is that lie 'bald-faced' or 'bold-faced'?

14 Phobias You Probably Haven't Heard Of

The Longest Long Words List
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
hangman letters and game
Hangman Lightning Round Figure out which word fits in the blanks.
See All