English

Definition of wary adjective from the Oxford Advanced Learner's Dictionary

 

wary

 adjective
adjective
BrE BrE//ˈweəri//
 
; NAmE NAmE//ˈweri//
 
(warier, wariest)
 
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careful when dealing with somebody/something because you think that there may be a danger or problem synonym cautious wary (of somebody/something) Be wary of strangers who offer you a ride. wary (of doing something) She was wary of getting involved with him. He gave her a wary look. The police will need to keep a wary eye on this area of town (= watch it carefully, in case there is trouble). compare unwary Word Origin late 15th cent.: from ware ‘aware’ + -y.Extra examples Paula frowned, suddenly wary. The Venetians knew to keep a wary eye on Spanish imperial ambitions. The chip manufacturers are keeping a wary eye on the market. The strange look in his eyes made me wary of accepting his offer. You should be very wary of people offering cheap tickets.
See the Oxford Advanced American Dictionary entry: wary