swimming trunks
These simple, bright swim shorts have a classic cut.
She isn't attracted by his fashion sense, judging by those swim shorts.
Swim shorts are available in an assortment of colours and prints.

SMART Vocabulary: related words and phrases

Sportswear & swimwear
activewear
athletic supporter
bandeau
baseball cap
baseball jacket
guernsey
gumshield
hydrasuit
jersey
jockstrap
jodhpurs
riding habit
sportswear
surf shorts
sweatband
sweater
sweatpants
unitard
vest
yellow jersey