Top definition
be tight-arsed or tight-assed(British & Australian, very informal, American, very informal)

to be worried about small details that are not important.

Cambridge International Dictionary of Idioms Β© Cambridge University Press 1998

Don't ask Jack to get involved, he's so tight-assed and really irritating.
by dulcederonda January 30, 2008
Get the mug
Get a tight-assed mug for your barber Riley.
When everyone keeps good/fun things to do on the down low, such as a good house party.
Theres never anything to do cause everyone around here is so tight assed all the time
by pctvguy March 16, 2008
Get the mug
Get a Tight Assed mug for your fish Abdul.