1. (noun)undress partial or complete nakedness "a state of undress"
2. (verb)undress, discase, uncase, unclothe, strip, strip down, disrobe, peel get undressed
"please don't undress in front of everybody!"; "She strips in front of strangers every night for a living"
3. (verb)strip, undress, divest, disinvest remove (someone's or one's own) clothes "The nurse quickly undressed the accident victim"; "She divested herself of her outdoor clothes"; "He disinvested himself of his garments"