Get a life!

get a life

1. To start being productive in one's own life; to act independently and responsibly. You can't just live in Mom and Dad's basement playing video games forever—you need to go out and get a life. After waking up with another raging hangover, I knew I needed to grow up and start getting a life.
2. To do things one finds enjoyable and fulfilling. College isn't just about studying and getting good grades. You need to get a life—go to parties, meet new people, join a sports club, anything!
3. A rude imperative telling one to mind their own business or stop focusing on unimportant or immature things. Oh, get a life, Ricky. You're the only one who always has to interpret an innocent expression in some disgusting way. These politicians need to get a life and stop interfering in our private home lives.
See also: get, life
Farlex Dictionary of Idioms.

Get a life!

Inf. Change your life radically! Find something interesting to do or say! You are such a twit! Get a life! Get a life, you clown!
See also: get
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

Get a life!

exclam. Change your life radically! (see also Get real!.) You are such a twit! Get a life!
See also: get
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • get a life
  • canoe
  • paddle (one's) own canoe
  • paddle one's own canoe
  • paddle own canoe
  • live your own life
  • live (one's) own life
  • go flatting
  • live on (one's) own
  • live on own