shape up or ship out

shape up or ship out

Either improve your behavior, performance, or attitude, or else get out of here! I've warned you about turning up to work late for the last time—you need to shape up or ship out! Jen got so fed up with her girlfriend's drinking that she told her to shape up or ship out.
See also: out, shape, ship, up

Shape up or ship out.

Fig. Either improve one's performance (or behavior) or leave. (Used as a command.) Okay, Tom. That's the end. Shape up or ship out! John was late again, so I told him to shape up or ship out.
See also: out, shape, ship, up

shape up or ship out

INFORMAL
If you tell someone to shape up or ship out, you are telling them that they should improve their behaviour or performance, or else leave. Coach Kevin Wall has warned his players to shape up or ship out.
See also: out, shape, ship, up

shape up or ship out

used as an ultimatum to someone to improve their performance or behaviour or face being made to leave. informal, chiefly North American
See also: out, shape, ship, up

ˈshape up or ship ˈout

(American English, informal) used to tell somebody that if they do not improve, work harder, etc. they will have to leave their job, position, etc: Two players have been told by the manager to shape up or ship out.
See also: out, shape, ship, up

shape up or ship out

in. improve or get out. I’ll tell you one more time. Shape up or ship out!
See also: out, shape, ship, up