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to behave in a childish or unreasonable manner
to be/become crazy or confused
to start behaving in a strange or silly way
to start behaving in a way that is not sensible or reasonable
to become crazy because you are so bored, upset etc
informal to behave in a crazy, enthusiastic, or violent way
to be slightly crazy
to be becoming silly or slightly crazy
to seem to be crazy or to be doing stupid things
to become crazy
a description of an economic or political situation based on analysis of information at the present time
a type of broom made with sticks and twigs. Witches are often shown riding through the air on...
an unregulated form of capitalism that features financial deregulation, privatisation and low tax for high earners
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Free thesaurus definition of to be or to become crazy or stupid from the Macmillan English Dictionary - a free English dictionary online with thesaurus and with pronunciation from Macmillan Publishers Limited.