flat knot

noun

, Nautical.

1. reef knot.

flat knot

noun

1. another name for reef knot

Word History and Origins

Origin of flat knot¹

First recorded in 1950–55

Example Sentences

After simulating the strongest knots, researchers drew flat knot diagrams to examine the pattern of strands that make up each one.

From Scientific American

Please, auntie, you twist up my hair in a flat knot--no matter how.

From Project Gutenberg