trash heap

NOUN
10 LETTERS · STARTS WITH T

trash heap is a valid 10-letter word worth 17 points in Scrabble and 16 points in Words with Friends.

SCRABBLE WORDS WITH FRIENDS
T1R1A1S1H4H4E1A1P3
1 + 1 + 1 + 1 + 4 + 0 + 4 + 1 + 1 + 3 =17 PTS
DOUBLE WORD → 34TRIPLE WORD → 51
MEANING

What does trash heap mean?