boneyard
/ˈboʊnˌjɑɹd/noun
RareNot in standard dictionaries
1
A graveyard.
2
In the game of dominoes, the pile of upside-down pieces that have yet to be used.
3
A dumpsite for obsolete or unusable aircraft etc; a junkyard.
4
An area scraped down to the mineral soil, so that smouldering material can be placed there without starting another fire.
Thesaurus
#informal#slang