Определение и значение слова « give something a shot» на английском языке

I do n't usually like hot tea, but it's so cold out that I gave it a shot today.

I literally would never have considered giving writing a shot without your example and encouragement.

Give me your best shot, hold nothing back.

He ultimately failed, but I got ta say that he gave me his best shot.

Despite his lack of experience, the manager decided to give the enthusiastic intern a shot at leading the project.

The talent show organizers agreed to give the aspiring singer a shot to showcase her skills on stage.