1. marked by keen caution and watchful prudence

- they were wary in their movements

- a wary glance at the black clouds

- taught to be wary of strangers

Similar word(s): shy

2. openly distrustful and unwilling to confide

Similar word(s): distrustful, leery, mistrustful, suspicious, untrusting

Sentences with wary as an adjective:

- He is wary of dogs.