white line

American  

noun

1. a stripe of white paint, tiles, or the like, that marks the center or outer edge of a road.

2. a white layer in a horse's hoof.

3. any blank or white part, line, stripe, or margin.

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white line British  

noun

1. a line or strip of white in the centre of a road to separate traffic going in different directions

2. a white lamination in the hoof of a horse

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Etymology

Origin of white line

First recorded in 1590–1600

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Example Sentences

See Examples For:

white line

"It was just a matter of scoring across the white line," Mitchell said.

From BBC ● Sep. 19, 2026

Like sticky notes, rolling suitcases and the yellow first-down line in football, the solid white line on highways now sounds obvious.

From The Wall Street Journal ● Jul. 4, 2026

“After the click, the video display shut down with only a white line visible to crew members.”

From Seattle Times ● Dec. 28, 2023

"Once we cross that white line it will be a very interesting game. It's nice to see so many players I know in and around the final."

From BBC ● Aug. 17, 2023

The parting in his hair was a white line straight down the middle of the scalp, so straight it could only have been made with a ruler.

From "Boy: Tales of a Childhood" by Roald Dahl

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