form four

9 LETTERS · STARTS WITH F

form four is a valid 9-letter word worth 16 points in Scrabble and 18 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
F4O1R1M3F4O1U1R1
4 + 1 + 1 + 3 + 0 + 4 + 1 + 1 + 1 =16 PTS
DOUBLE WORD → 32TRIPLE WORD → 48
MEANING

What does form four mean?

1