yellow streak

noun

, Informal.

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

yellow streak

noun

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

Word History and Origins

Origin of yellow streak¹

An Americanism dating back to 1910–15

Example Sentences

The shepherd had just sent the collie to fetch them up, and the running dog was like a yellow streak across the green.

From Project Gutenberg

Alleyne gave a gulp in his throat, for the yellow streak seemed to pass through the man; but he still ran forward.

From Project Gutenberg

Jasper, after he had recovered in a measure from his bitter disappointment, began to show a yellow streak.

From Project Gutenberg

If Bunny Payton could only keep that yellow streak under cover!

From Project Gutenberg

Upper parts frog green, with a rusty-yellow streak between two black lines on the crown.

From Project Gutenberg