also: すはだか
noun
stark naked; completely nude
Emphatic word for being completely naked, stronger than 裸. Used both as a noun and adjectivally (な/の).
See also: 真っ裸
彼は素っ裸で部屋を歩き回った。
He walked around the room stark naked.
温泉に入るときは素っ裸になる。
When you enter a hot spring, you get completely naked.
na-adjective, noun which may take the genitive case particle 'no'
Figurative use meaning having nothing left, often after losing money or possessions. Less common than the literal nudity sense.
ギャンブルで素っ裸にされた。
I was left penniless by gambling.