get moving

VERB /ɡɛt_'muvɪŋ/
10 LETTERS · STARTS WITH G

get moving is a valid 10-letter word worth 16 points in Scrabble and 21 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
G2E1T1M3O1V4I1N1G2
2 + 1 + 1 + 0 + 3 + 1 + 4 + 1 + 1 + 2 =16 PTS
DOUBLE WORD → 32TRIPLE WORD → 48
MEANING

What does get moving mean?