swimming trunks
US /ˈswɪm.ɪŋ ˌtrʌŋks/
UK /ˈswɪm.ɪŋ ˌtrʌŋks/

1.
kąpielówki
a pair of shorts worn by men for swimming
:
•
He forgot his swimming trunks and had to buy a new pair.
Zapomniał swoich kąpielówek i musiał kupić nowe.
•
The lifeguard was wearing bright red swimming trunks.
Ratownik miał na sobie jaskrawoczerwone kąpielówki.