Meaning & use
Redline
Last updated
To mark up a document with proposed changes, or to operate an engine at or above its maximum safe speed.
See it in a sentence
The lawyers redlined the contract before sending it back for approval.
He redlined the engine trying to pass the truck on the highway.
A note on using this word
The term also names a discriminatory banking practice, 'redlining,' in which lenders denied services to residents of certain neighborhoods, often based on race.
Words with a similar meaning
mark uprev
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Another way to use it
2. noun
The maximum safe engine speed, marked in red on a tachometer.
The needle crept toward the redline as he accelerated.
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