western blackberry

NOUN
18 LETTERS · STARTS WITH W

western blackberry is a valid 18-letter word worth 33 points in Scrabble and 37 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
W4E1S1T1E1R1N1B3L1A1C3K5B3E1R1R1Y4
4 + 1 + 1 + 1 + 1 + 1 + 1 + 0 + 3 + 1 + 1 + 3 + 5 + 3 + 1 + 1 + 1 + 4 =33 PTS
DOUBLE WORD → 66TRIPLE WORD → 99
MEANING

What does western blackberry mean?