Definition of crack-up in English:


Line breaks: crack-up


[usually in singular] informal
1An emotional breakdown: he had a complete mental crack-up
More example sentences
  • Mark has had one emotional crack-up and one hospitalisation before the stresses have even begun.
  • The directorial debut shows the actress grappling with the aftermath of a crack-up.
  • By the time the reader gets to book four, Donny's been ‘hospitalized for a crack-up.’
2An act of breaking up or splitting apart: the crack-up of the Soviet Union
More example sentences
  • It would lead to the crack-up boom and the breakdown of the whole monetary system.
  • Any bump in the road is greeted not just as evidence of the crack-up, but as its beginning.
  • The later the crack-up comes, the longer the period in which the calculation is misguided by fiduciary media.

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