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to behave in a way that shows that you think you are more important or more intelligent than other people
to treat someone in a way that shows that you think you are better or more important than them
to behave in an annoying way that shows that you think you can do whatever you want
to persuade yourself that you are better, more attractive, more important etc than you are
to think that other people and things are not as important as you are
to believe that you are very attractive, clever, or good at something in a way that is annoying
if success goes to someone’s head, it makes them think that they are better or more important than they really are
to start to think that you are more important than you really are
to believe that you are very intelligent, important etc
to think you are very clever and important
a description of an economic or political situation based on analysis of information at the present time
a woman in stories who has magic powers. A man with magic powers is usually called a wizard.
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 think you are important from the Macmillan English Dictionary - a free English dictionary online with thesaurus and with pronunciation from Macmillan Publishers Limited.