yellow streak

American  

noun

Informal.

1. a trait of cowardice in a person's character.

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yellow streak British  

noun

1. informal a cowardly or weak trait, characteristic, or flaw in a person's nature

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Etymology

Origin of yellow streak

An Americanism dating back to 1910–15

Example Sentences

Another Jones signature is to paint a red or yellow streak on one side of the canvas or its top, perpendicular to the wall, so that when the light hits, a diffuse glow forms.

From New York Times

Covered in crunchy quinoa, toasted sesame seeds and flakes of kelp intensified with soy, it sits on a yellow streak of sauce made from aji amarillo.

From New York Times

“It has a yellow color because there’s a yellow streak in the middle, somewhere between daffodil and lemon yellow,” she said.

From New York Times

And in a world drowning a little more each day in apathy, I choose to occasionally call out the cowards, if only to briefly shine a big, bright light on their little yellow streak.

From Salon

Turning to a captain of the gun, he said, "Aim at the yellow streak, her spars and rigging are going fast enough, she must have a little more hulling."

From Project Gutenberg