- garbage heap, junk heap, rubbish heap, scrapheap, trash heap, junk pile, trash pile, refuse heap - an accumulation of refuse and discarded matter
--1 is a kind of dump, garbage dump, trash dump, rubbish dump, wasteyard, waste-yard, dumpsite
- scrapheap - pile of discarded metal
--2 is a kind of pile, heap, mound, cumulus