swivel block

12 LETTERS · STARTS WITH S

swivel block is a valid 12-letter word worth 25 points in Scrabble and 30 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

S1W4I1V4E1L1B3L1O1C3K5

1 + 4 + 1 + 4 + 1 + 1 + 0 + 3 + 1 + 1 + 3 + 5 =25 PTS

DOUBLE WORD → 50TRIPLE WORD → 75

MEANING

What does swivel block mean?