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crack–up

2 ENTRIES FOUND:
crack–up /ˈkrækˌʌp/ noun
plural crack–ups
crack–up
/ˈkrækˌʌp/
noun
plural crack–ups
Britannica Dictionary definition of CRACK–UP
[count] US, informal
: an accident in which a vehicle is badly damaged
: nervous breakdown
see also crack up at 1crack