Definition of underline
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
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Examples of underline in a Sentence
His name was underlined in the book.
The accident underlines our need for better safety procedures.
First Known Use of underline
1721
Definition of underline
1 : the outline of a quadruped's underbody; also : the ventral surface of a quadruped's body
2 : a horizontal line placed underneath something
First Known Use of underline
1886
UNDERLINE Defined for English Language Learners
underline
playDefinition of underline for English Language Learners
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: to draw a line under (something)
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: to emphasize (something) : to show the importance of (something)
UNDERLINE Defined for Kids
Learn More about underline
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See words that rhyme with underline Thesaurus: All synonyms and antonyms for underline Spanish Central: Translation of underline Nglish: Translation of underline for Spanish speakers Britannica English: Translation of underline for Arabic speakers
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