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English definition of “con”

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con

verb [T] uk   /kɒn/ us    /kɑːn/ (-nn-) informal
to make someone believe something false, usually so that that person will give you their money or possessions: She felt she had been conned into buying the car. Thieves conned him out of his life savings. He managed to con £20 out of them (= get that amount from them by deceiving them).

con

noun uk   /kɒn/ us    /kɑːn/

con noun (TRICK)

[C] informal a trick to get someone's money or make someone do what you want: It's a con - you get half the food for twice the price! a con trick

con noun (DISADVANTAGE)

[C usually plural] informal a disadvantage or a reason for not doing something: One of the cons of buying a bigger car is that it costs more to run. You have to weigh up all the pros and cons of the matter before you make a decision.

con noun (PRISONER)

[C] slang a convict noun
(Definition of con verb, noun from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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