butt knuckle

12 LETTERS · STARTS WITH B

butt knuckle is a valid 12-letter word worth 23 points in Scrabble and 29 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

B3U1T1T1K5N1U1C3K5L1E1

3 + 1 + 1 + 1 + 0 + 5 + 1 + 1 + 3 + 5 + 1 + 1 =23 PTS

DOUBLE WORD → 46TRIPLE WORD → 69

MEANING

What does butt knuckle mean?