make up one's mind

VERB
18 LETTERS · STARTS WITH M

make up one's mind is a valid 18-letter word worth 25 points in Scrabble and 31 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
M3A1K5E1U1P3O1N1E1'0S1M3I1N1D2
3 + 1 + 5 + 1 + 0 + 1 + 3 + 0 + 1 + 1 + 1 + 0 + 1 + 0 + 3 + 1 + 1 + 2 =25 PTS
DOUBLE WORD → 50TRIPLE WORD → 75
MEANING

What does make up one's mind mean?

VERB · 1 SENSE
1

Reach, make, or come to a decision about something.