chew over

VERB /tʃu_'oʊvər/
9 LETTERS · 2 SYLLABLES · STARTS WITH C

chew over is a valid 9-letter word worth 19 points in Scrabble and 20 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
C3H4E1W4O1V4E1R1
3 + 4 + 1 + 4 + 0 + 1 + 4 + 1 + 1 =19 PTS
DOUBLE WORD → 38TRIPLE WORD → 57
MEANING

What does chew over mean?