carriage coupler

16 LETTERS · STARTS WITH C

carriage coupler is a valid 16-letter word worth 22 points in Scrabble and 28 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

C3A1R1R1I1A1G2E1C3O1U1P3L1E1R1

3 + 1 + 1 + 1 + 1 + 1 + 2 + 1 + 0 + 3 + 1 + 1 + 3 + 1 + 1 + 1 =22 PTS

DOUBLE WORD → 44TRIPLE WORD → 66

MEANING

What does carriage coupler mean?