in the buff

ADJECTIVE
11 LETTERS · STARTS WITH I

in the buff is a valid 11-letter word worth 20 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
I1N1T1H4E1B3U1F4F4
1 + 1 + 0 + 1 + 4 + 1 + 0 + 3 + 1 + 4 + 4 =20 PTS
DOUBLE WORD → 40TRIPLE WORD → 60
MEANING

What does in the buff mean?

ADJECTIVE · 1 SENSE