con
verb [ T ] informal uk/kɒn/ us/kɑːn/ -nn-
骗，诈骗，哄骗（通常指钱财）
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. 她觉得自己上当受骗买下了这辆车。
Thieves conned him out of his life savings. 小偷骗走了他一辈子的积蓄。
He managed to con £20 out of them (= get that amount from them by deceiving them). 他从他们那里骗得20英镑。
con
noun uk/kɒn/ us/kɑːn/
(TRICK)
[ C ] informal骗局;圈套;花招
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! 这是个圈套——你花两倍的钱才买到一半的食物！
a con trick 骗局
(DISADVANTAGE)
[ C usually plural ] informal不利条件；弊病
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. 买辆大一点的汽车的缺点是跑起来更费油。
You have to weigh up all the pros and cons of the matter before you make a decision. 作决定之前，你要权衡问题的利弊。
(PRISONER)
[ C ] slang已决犯，既决犯;（服刑中的）囚犯（同 convict）
a convict