1
: a rope used to keep the weather edge of a square sail taut forward
2
: a knot used to form a loop that neither slips nor jams see knot illustration

Examples of bowline in a Sentence

Recent Examples on the Web
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Sailors are familiar with the clove hitch, bowline and cleat hitch. — Charles Choi, Discover Magazine, 11 Apr. 2017

Word History

Etymology

Middle English boweline, probably from bowe bow + line

First Known Use

13th century, in the meaning defined at sense 1

Time Traveler
The first known use of bowline was in the 13th century

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Cite this Entry

“Bowline.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bowline. Accessed 26 Sep. 2026.

Kids Definition

bowline

noun
1
: a rope used to keep the edge of a sail pulled forward
2
: a knot used for making a loop that will not slip or get stuck

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