English Reference
Noun

undies

n.
B2 Upper Intermediate UK /ˈʌndiz/ undies

n.a casual word for underwear. You use it when talking about your clothes in a friendly or informal way.

n.a colloquial term for underwear.


SIMPLE

I need to wash my undies before the trip.

CONTEXTUAL

He asked his wife to bring a fresh pair of undies for the long flight.


und(erwear) + -ies.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Level B2 · Upper Intermediate
Frequency Occasional
Updated