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Synonyms

slacks

American  
[slaks] / slæks /

noun

(used with a plural verb)
  1. men's or women's trousers for informal wear.


slacks British  
/ slæks /

plural noun

  1. informal trousers worn by both sexes

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of slacks

First recorded in 1815–25; slack 1 + -s 3

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Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Eugene Levert, chain-smoking next to a stack of books while wearing a vertical blue-striped button-down and khaki slacks, looked the scholarly mirror of Doug Lamplugh, in a horizontal blue-striped polo and khaki shorts.

From Slate • May 4, 2026

The Robles’ 76-year-old grandson Louis Jr. is keeping track of today’s Christmas tree delivery from a folding chair, wearing horn-rim glasses, slacks and a white, open-neck dress shirt.

From Los Angeles Times • Dec. 18, 2025

Still, James insisted that headquarters employees dress a cut above business casual, requiring jackets and slacks for men.

From The Wall Street Journal • Oct. 11, 2025

They were medium-handsome, in their 70s, and dressed dapperly in khaki slacks and navy sport coats bearing name tags that identified them as Bill and Frank.

From Salon • Jul. 4, 2025

He’s eight years old and dressed in a white dress shirt and black dress slacks that are both too big for him.

From "The Serpent King" by Jeff Zentner

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