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English definition of “crease (sb) up”

crease (sb) up

UK informal phrasal verb with crease     /kriːs/ verb [I or T]
to laugh a lot, or make someone else laugh a lot: The look on his face just creased me up.Laughing and smiling
(Definition of crease (sb) up from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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a person or group who receives money, advantages, etc. as a result of something else

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