stark-naked

[stahrk-ney-kid] /ˈstɑrkˈneɪ kɪd/
adjective
1.
absolutely naked.
Origin
1520-30; stark + naked; replacing start-naked (start, Middle English; Old English steort tail; cognate with Dutch staart, Old High German sterz, Old Norse stertr)
British Dictionary definitions for stark-naked

stark-naked

adjective
1.
completely naked Informal word (postpositive) starkers (ˈstɑːkəz)
Word Origin
C13 stert naket, literally: tail naked; stert, from Old English steort tail; related to Old Norse stertr tail + naked