To fool around.
To waste time with unimportant activities, often used as an admonition to urge the other party to stop wasting time.
To fritter; to fuck around.
To go to hell; to disappear or go away; to screw oneself.
Used other than figuratively or idiomatically: see fuck, off.
To annoy, irritate.
To die or leave unexpectedly.
Go away! Get lost!
Expression of disagreement or disbelief.