thrust ahead

VERB
12 LETTERS · STARTS WITH T

thrust ahead is a valid 12-letter word worth 18 points in Scrabble and 17 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
T1H4R1U1S1T1A1H4E1A1D2
1 + 4 + 1 + 1 + 1 + 1 + 0 + 1 + 4 + 1 + 1 + 2 =18 PTS
DOUBLE WORD → 36TRIPLE WORD → 54
MEANING

What does thrust ahead mean?