stick up (one's) ass

rude slang A rigid and uptight demeanor. I can't believe Ms. Jones gave me a demerit for being a minute late! Ugh, she has such a stick up her ass! Tim's no fun, he always has a stick up his ass—why did you invite him to your party?

Common Names:

Name	Pronounced	Usage
Hess	[hes]
Jannike	YAHN-ni-ke (Swedish)	Norwegian, Swedish, Danish
Fayruz	-	Arabic
Eliisa	E-lee:-sah	Finnish
Olympia	[əu'limpiə]
Hayato	hah-yah-to	Japanese