floodgate

noun

flood·​gate ˈfləd-ˌgāt How to pronounce floodgate (audio)
Synonyms of floodgatenext
1
: a gate for shutting out, admitting, or releasing a body of water : sluice
2
: something serving to restrain an outburst
opened the floodgates of criticism

Examples of floodgate in a Sentence

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.
Maybe that score will open the floodgates. Marlene Lenthang, NBC news, 27 June 2026 In his car, Lestat is no longer able to repress his memories after having opened the floodgates. Rebecca Alter, Vulture, 22 June 2026 The floodgates for super PAC spending were thus opened and corporations and the super wealthy came marching in. Richard J. Davis, New York Daily News, 21 June 2026 The floodgates have, now, opened. Oscar Holland, CNN Money, 17 June 2026 See All Example Sentences for floodgate

Word History

Etymology

Middle English flodgate

First Known Use

13th century, in the meaning defined at sense 1

Time Traveler
The first known use of floodgate was in the 13th century

Browse Nearby Words

Cite this Entry

“Floodgate.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/floodgate. Accessed 27 Jun. 2026.

Kids Definition

floodgate

noun
flood·​gate ˈfləd-ˌgāt How to pronounce floodgate (audio)
: a gate (as in a canal) for controlling a body of water : sluice

Legal Definition

floodgate

noun
flood·​gate
: something serving to restrain an outburst (as of litigation)
usually used in pl.
a decision that will open the floodgates for other claims

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