Any of the statuettes awarded by the American Theatre Wing.
"Everyone expected him to win, but that tony missed every single question on the test."
A simpleton.
In plain English: A tony is an expensive and fancy establishment, usually for dining or drinking, where people go to feel important.
"The tony at the club was generous enough to buy everyone drinks after our victory game."
Stylish, high-toned, upscale.
"The hotel's tony atmosphere impressed the visitors from the city."
In plain English: Tony means stylish, fashionable, and cool-looking.
"The restaurant felt very tony, with its dim lighting and quiet atmosphere."
A male given name, a short form of Anthony/Antony
"Tony shook hands with his friend, Tony, before they both left for lunch."
The word "tony" is a shortened form of Anthony that entered English through the nickname given to theater legend Antoinette Perry. She earned this moniker because she was often called by her first name's diminutive when receiving awards now formally known as the Antoinette Perry Awards for Excellence in Theatre.