be tight-arsed

(British & Australian very informal) also be tight-assed (American very informal)

to be worried about small details that are not important Don't ask Jack to get involved, he's so tight-assed and really irritating.

Name	Pronounced	Usage
Stefans	-	Latvian
Rod	RAHD	English
Temperance	TEM-prənts, TEM-pər-ənts	English (Archaic)
Greg	GREG	English
Jakub	YAH-kuwp (Polish)	Polish, Czech, Slovak
Ssanyu	-	Eastern African, Ganda