tail boom

9 LETTERS · STARTS WITH T

tail boom is a valid 9-letter word worth 12 points in Scrabble and 15 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS

T1A1I1L1B3O1O1M3

1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 3 =12 PTS

DOUBLE WORD → 24TRIPLE WORD → 36

MEANING

What does tail boom mean?