George Steele
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an occasion when something that was joined together or united breaks into separate parts: The story depicts the crack-up of the writers ' own partnership. The empire became ungovernable, resulting in a total crack-up. a period of mental illness when someone is so upset or worried that they cannot think clearly or cannot deal with normal life:
1. : praise, tout sense 1. wasn't all that it was cracked up to be. 2. : to damage or destroy (a vehicle) by crashing. crack up a car. 3. : to cause to laugh out loud. that joke really cracks him up. intransitive verb. 1. : to damage or destroy a vehicle (as by losing control) cracked up on a curve.
Definition of 'crack up' crack up. British. 1. phrasal verb. If someone cracks up, they are under such a lot of emotional strain that they become mentally ill. [informal] She would have cracked up if she hadn't allowed herself some fun. [VERB PARTICLE] 2. phrasal verb. If you crack up or if someone or something cracks you up, you laugh a lot.
Definition of crack up phrasal verb in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
From Longman Dictionary of Contemporary English crack up phrasal verb informal 1 crack (somebody) up CONTROL to laugh a lot at something, or to make someone laugh a lot Everyone in the class just cracked up. She’s so funny. She cracks me up. 2 CONTROL to become unable to think or behave sensibly because you have too many problems or too much ...
Synonyms for CRACK-UP: breakdown, tailspin, nervous breakdown, disturbance, meltdown, anxiety, freak-out, excitability; Antonyms of CRACK-UP: composure, tranquillity, coolness, serenity, tranquility, calmness, aplomb, placidity.
verb. intr to break into pieces. informal. intr to undergo a physical or mental breakdown. informal. tr to present or report, esp in glowing terms. it's not all it's cracked up to be. informal. to laugh or cause to laugh uproariously or uncontrollably.
