straight up

straight up idiom
Served without ice, generally said of an alcoholic drink, as in He ordered a martini straight up. Straight was first recorded with this meaning in 1874.

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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