under restraint

15 LETTERS · STARTS WITH U

under restraint is a valid 15-letter word worth 15 points in Scrabble and 18 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
U1N1D2E1R1R1E1S1T1R1A1I1N1T1
1 + 1 + 2 + 1 + 1 + 0 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 + 1 =15 PTS
DOUBLE WORD → 30TRIPLE WORD → 45
MEANING

What does under restraint mean?

1