Idioms and Expressions with "get"

Get a life!

Definition: stop being so boring or annoying and do something more interesting:
Come on. Get a life! Go out and have some fun.
I wish Janet would get a life. She's always complaining about nothing.

Get away!

Definition: to leave or escape.
Wouldn’t it be nice to get away for a weekend?

or

Definition: to escape blame or punishment when you do something wrong, or to avoid harm or criticism for something you did:
She thought she could get away with cheating on her taxes.

Get lost!

Definition: go away
Come on, get lost!
I wish Tom would get lost