underclothing

noun (used with a plural verb)

1. clothes worn under outer clothes.
2. underwear.

noun

1. clothing worn next to the skin under outer clothes.

pl n

1. a variant of underwear Also called: underclothing

noun

1. clothing worn under the outer garments, usually next to the skinAlso called: underclothes

n.1872, from under + wear (n.). So called because it is worn under one’s clothing.