BREAK DOWN (stop working)
VERBS
1440 ► QUAIL to break down; to fail or give way → obs. exc. Eng. dial.
1846 ► CROCK to become feeble; to collapse; to break down; also, to injure or disable → colloq.
1922 ► RACKTIFY → RACTIFY to break down; to damage; to destroy → Amer. dial.
1927 ► POOP (OUT) to break down, to stop working, to give out → colloq., orig. US
1970 ► KLUNK OUT to break down → US sl.
1975 ► CAG OUT to break down, to stop working → US sl.
2000 ► TEAR UP to break down; said of a machine → Amer. dial.
2006 ► CONK OUT to break down; to quit running → US sl. (Bk.)
2006 ► CRAP OUT to break down; to fail → US sl. (Bk.)
Lexicophilia 