high-water mark

1 of 2

noun (1)

Synonyms of high-water marknext
: highest point : peak

high-water line

2 of 2

noun (2)

variants or high-water mark
1
a
: the line of the shore of the sea or of a lake or river to which the waters usually reach at high water:
(1)
: the line that marks the limit of the rise of the medium tides of the sea between the spring and neap tides
(2)
: the line that marks the limit of the soil so affected by the water of a lake or river as to have a nature and vegetation distinct from that of the banks
b
: a mark showing the highest level reached by a body of water
2
usually high-water mark : the highest point : acme
the high-water mark of a girl's social careerHamilton Basso

Examples of high-water mark in a Sentence

Noun (1) he hit the high-water mark of his acting career when he played Tiny Tim in a school play
Recent Examples on the Web
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Noun
In December, Texas had just over a million job openings, a high-water mark it’s been hovering around for several months. Mitchell Schnurman, Dallas News, 17 Mar. 2023 The Nacimiento River edged out its 1969 high-water mark by 1.51 feet. Hayley Smith, Los Angeles Times, 17 Mar. 2023 With the swearing-in of Jennifer McClellan as the first Black woman to represent Virginia on Tuesday, the House now has 28 Black women in its ranks, a new high-water mark, but the Senate has none. Jazmine Ulloa, New York Times, 8 Mar. 2023 The film, in which Topol was cast as a Mexican, was nobody’s creative high-water mark — but left no permanent damage on Topol’s career. Carmel Dagan, Variety, 8 Mar. 2023 See All Example Sentences for high-water mark

Word History

First Known Use

Noun (1)

1691, in the meaning defined above

Noun (2)

1691, in the meaning defined at sense 1a

Time Traveler
The first known use of high-water mark was in 1691

Browse Nearby Words

Cite this Entry

“High-water mark.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/high-water%20mark. Accessed 9 Jun. 2026.

Kids Definition

high-water mark

noun
: the highest point of development : peak
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