4 days ago · The meaning of UNDERLINE is to mark (something, such as a word) with a line underneath. How to use underline in a sentence.

UNDERLINE definition: 1. to draw a line under a word, especially in order to show its importance: 2. to emphasize: 3…. Learn more.

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3 meanings: (ˌʌndəˈlaɪn ) 1. to put a line under 2. to state forcibly; emphasize or reinforce (ˈʌndəˌlaɪn ) 3. a line.... Click for more definitions.

Jun 14, 2026 · underline (plural underlines) A line placed underneath a piece of text in order to provide emphasis or to indicate that it should be viewed in italics or (in electronic documents) that it acts as a …

Define underline. underline synonyms, underline pronunciation, underline translation, English dictionary definition of underline. tr.v. un·der·lined , un·der·lin·ing , un·der·lines 1. To draw a line under: …

An Underline Text Generator is an online tool that uses Unicode combining characters to add decorative line marks below, above, or through text. Unlike traditional editors with a single underline, this …

EnglishClub > Learn English > Writing > Punctuation > Underline Underline An underline is a horizontal line immediately below a piece of writing. In handwriting, we traditionally use underlining to indicate …

underline - WordReference English dictionary, questions, discussion and forums. All Free.

Definition of underline verb in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.