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
Zvonko	-	Croatian
Lone	LO-ne	Danish
Moshe	-	Hebrew, Biblical Hebrew
Prospero	pro-SPE-ro	Italian, Spanish
Ramadan	-	Arabic
Jasmina	-	Croatian, Serbian, Slovene, Macedonian