- birthday suit first attested 1730s, but probably much older. The notion is the suit of clothes one was born in, i.e., no clothes at all. Cf. M.E. mother naked "naked as the day one was born;" M.Du. moeder naect, Ger. mutternackt.
Etymology dictionary. 2014.
Look at other dictionaries:
birthday suit — birthday ,suit noun in your birthday suit HUMOROUS not wearing clothes … Usage of the words and phrases in modern English
birthday suit — If you are in your birthday suit, you are naked … The small dictionary of idiomes
birthday suit — birthday suits N COUNT: poss N If you are in your birthday suit, you are not wearing any clothes. [INFORMAL, HUMOROUS or OLD FASHIONED] … English dictionary
birthday suit — noun informal terms for nakedness in the raw in the altogether in his birthday suit • Syn: ↑raw, ↑altogether • Hypernyms: ↑nakedness, ↑nudity, ↑ … Useful english dictionary
birthday suit — If you are in your birthday suit, you are naked. (Dorking School Dictionary) *** This humorous expression means that you are wearing nothing. The bathroom door blew open, and there I was in my birthday suit! … English Idioms & idiomatic expressions
birthday suit — noun Nakedness; a lack of clothing. George embarrassed his aunt by answering the door in his birthday suit. (i.e., George embarrassed his aunt by answering the door naked) … Wiktionary
birthday suit — naked, nude, in the buff Do you wear pajamas in bed? No. Just my birthday suit … English idioms
birthday suit — completely naked, no clothes on The little boy was running down the street in his birthday suit … Idioms and examples
birthday suit — UK / US noun in your birthday suit … English dictionary
Birthday suit — If you are in your birthday suit, you are naked … Dictionary of English idioms