just once

9 LETTERS · STARTS WITH J

just once is a valid 9-letter word worth 17 points in Scrabble and 22 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
J8U1S1T1O1N1C3E1
8 + 1 + 1 + 1 + 0 + 1 + 1 + 3 + 1 =17 PTS
DOUBLE WORD → 34TRIPLE WORD → 51
MEANING

What does just once mean?

1