underline

1 of 2

verb

underlined; underlining; underlines

transitive verb

1
: to mark (something, such as a word) with a line underneath
2
: to put emphasis on : stress
3
: to show clearly or emphatically

underline

2 of 2

noun

un·​der·​line ˈən-dər-ˌlīn How to pronounce underline (audio)
1
: the outline of a quadruped's underbody
also : the ventral surface of a quadruped's body
2
: a horizontal line placed underneath something

Examples of underline in a Sentence

Verb His name was underlined in the book. The accident underlines our need for better safety procedures.
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.
Verb
Among its many achievements, Toyota has secured over 200 race wins and 12 world championships, underlining its influential role in the sport. Daniel R. Depetris, Newsweek, 6 Dec. 2024 Rutte also underlined the importance of expanding Europe’s defense industry, with incentives to drive companies to set up more production lines and hire more workers to staff them, as Western support for Ukraine drains armament stocks. Lorne Cook, Los Angeles Times, 4 Dec. 2024
Noun
Recent posts from Bluesky underline the platform’s moderation challenges and the difficulties of scaling. Anisha Sircar, Forbes, 21 Nov. 2024 Thompson’s cause was helped on the weekend by jumping eight places from No 41 to No 33 by reaching the Atlanta Open final, but the circumstances of the final underline the dilemma players like Thompson have. Charlie Eccleshare, The Athletic, 29 July 2024 See all Example Sentences for underline 

Word History

First Known Use

Verb

1721, in the meaning defined at sense 1

Noun

1886, in the meaning defined at sense 1

Time Traveler
The first known use of underline was in 1721

Dictionary Entries Near underline

Cite this Entry

“Underline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/underline. Accessed 18 Dec. 2024.

Kids Definition

underline

verb
un·​der·​line
ˈən-dər-ˌlīn,
ˌən-dər-ˈlīn
1
: to draw a line under : underscore
2
underline
ˈən-dər-ˌlīn
noun

More from Merriam-Webster on underline

Last Updated: - Updated example sentences
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