swamp

1 of 2

noun

ˈswämp How to pronounce swamp (audio)
ˈswȯmp
1
: a wetland often partially or intermittently covered with water
especially : one dominated by woody vegetation
2
: a tract of swamp
3
: a difficult or troublesome situation or subject
swamp adjective

swamp

2 of 2

verb

swamped; swamping; swamps

transitive verb

1
a
: to fill with or as if with water : inundate, submerge
b
: to overwhelm numerically or by an excess of something : flood
swamped with work
2
: to open by removing underbrush and debris

intransitive verb

: to become submerged

Examples of swamp in a Sentence

Noun Alligators live in the lowland swamps. be careful in the swamp, because alligators sometimes lurk there Verb The sea level rose and swamped the coastal villages. The boat sank after it was swamped by waves.
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.
Noun
But the effect of duration swamps the measurement: that’s why the bTRIMP graph above shows the 60-minute easy run (LIT) as the workout with the biggest training load. Alex Hutchinson, Outside Online, 5 June 2025 The Atchafalaya River Basin is the country’s largest river swamp. Tara Massouleh McCay, Southern Living, 24 May 2025
Verb
City Council meetings in the largely progressive city have been so swamped by pro-Palestinian activists seeking to speak and demand a ceasefire resolution that the council adopted new rules and moved many meetings online. Grace Gilson, Sun Sentinel, 5 June 2025 Williams was chased out of her home again by flooding in September 2022 when Hurricane Ian swamped Central Florida, dumping nearly 15 inches in some spots. Martin E. Comas, The Orlando Sentinel, 1 June 2025 See All Example Sentences for swamp

Word History

Etymology

Noun

perhaps alteration of Middle English sompe, from Middle Dutch somp morass; akin to Middle High German sumpf marsh, Greek somphos spongy

First Known Use

Noun

1624, in the meaning defined at sense 1

Verb

1784, in the meaning defined at transitive sense 1a

Time Traveler
The first known use of swamp was in 1624

Browse Nearby Words

Cite this Entry

“Swamp.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/swamp. Accessed 17 Jun. 2025.

Kids Definition

swamp

1 of 2 noun
ˈswämp How to pronounce swamp (audio)
ˈswȯmp
: wet spongy land often partly covered with water

swamp

2 of 2 verb
1
: to fill or become filled with or as if with water
2
: overwhelm sense 2
was swamped with work

More from Merriam-Webster on swamp

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!