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bathing suit

American  
[bey-thing] / ˈbeɪ ðɪŋ /

noun

  1. a garment worn for swimming.


bathing suit British  
/ ˈbeɪðɪŋ /

noun

  1. a garment worn for bathing, esp an old-fashioned one that covers much of the body

  2. another name for swimming costume

"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 bathing suit

First recorded in 1870–75

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.

“I’m going to put on my bathing suit right now!” she chirps from her bedroom, sounding happier than most about the prospect of changing into swimwear on a raw and cloudy afternoon.

From The Wall Street Journal • Mar. 30, 2026

Another, from Princess Margaret, asked Stillman to "look after my bathing suit".

From BBC • Feb. 18, 2026

Cher wore the bathing suit of Natalie Wood, Beatty’s paramour and co-star in “Splendor in the Grass.”

From Los Angeles Times • Nov. 19, 2024

The first time I lost nearly 100 pounds, it was a treat to shop at any store I pleased, and to be able to wear a bathing suit without having a panic attack.

From Slate • Jul. 20, 2024

Geoff Graham’s parents have a hot tub, so she wraps her bathing suit up in a towel.

From "A Heart in a Body in the World" by Deb Caletti