1
: a line or mark of a different color or texture from the ground : stripe
2
a
: the color of the fine powder of a mineral obtained by scratching or rubbing against a hard white surface and constituting an important distinguishing character
b
: inoculum implanted in a line on a solid medium
c
: any of numerous virus diseases of plants (such as tobacco and corn) resembling mosaic but usually producing at least some linear markings
3
a
: a narrow band of light
b
: a lightning bolt
4
a
: a slight admixture : trace
had a mean streak in him
b
: a brief run (as of luck)
c
: a consecutive series
was on a winning streak
5
: a narrow layer (as of fat)
6
: an act or instance of streaking
streaked; streaking; streaks
: to make streaks on or in
tears streaking her face
1
: to move swiftly : rush
a jet streaking across the sky
2
: to have a streak (as of winning or outstanding performances)
3
: to run naked through a public place
streaker
noun
Examples of streak in a Sentence
Noun
He left streaks where he wiped the glass.
The miners had streaks of coal dust on their faces.
a streak of 11 straight victories
Verb
A shooting star streaked across the sky.
A skateboarder streaked past us.
Recent Examples on the Web
Joshua Rivera, Vulture, 13 Nov. 2024
But that streak ended Tuesday for the 95-year-old former educator.
—Amber Hunt, The Enquirer, 6 Nov. 2024
Outside Online, 30 Oct. 2024
Just be sure to look for liners topped with rust-resistant metal grommets because a trail of rust streaking your liner can be very unsightly!
4.
—Shivani Vyas, Better Homes & Gardens, 23 Oct. 2024
See all Example Sentences for streak 
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Noun
After hopping over to the CW for its next five seasons, Supergirl had to distinguish itself more sharply against its Arrowverse peers, giving its superheroics an earnest social justice streak that was occasionally saccharine but usually infused with just enough charm to carry the day.
—Joshua Rivera, Vulture, 13 Nov. 2024
But that streak ended Tuesday for the 95-year-old former educator.
—Amber Hunt, The Enquirer, 6 Nov. 2024
Verb
Above the finish line, a shooting star streaks through a small hole in the clouds, a brief flash in the dark, just the narrowest of openings in the black, wet sky.
—Outside Online, 30 Oct. 2024
Just be sure to look for liners topped with rust-resistant metal grommets because a trail of rust streaking your liner can be very unsightly!
4.
—Shivani Vyas, Better Homes & Gardens, 23 Oct. 2024
See all Example Sentences for streak
Dictionary Entries Near streak
Cite this Entry
“Streak.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/streak. Accessed 28 Nov. 2024.
Copy CitationKids Definition
streak
1 of 2 noun1
: a line or mark of a different color or texture from its background : stripe
2
: the color of the fine powder of a mineral obtained by scratching or rubbing against a hard white surface
3
a
: a narrow band of light
b
: a lightning bolt
4
5
: a narrow layer
a streak of fat in bacon
streak
2 of 2 verb1
: to make or have streaks on or in
2
: to move swiftly : rush
a jet streaking across the sky
Medical Definition
streak
1 of 2 noun1
: a usually irregular line or stripe see primitive streak
2
: inoculum implanted (as with a needle drawn across the surface) in a line on a solid medium
streak
2 of 2 transitive verb
: to implant (inoculum) in a line on a solid medium
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