ouu

a replacement for "ooh" to differentiate that ooh from ohhh in text .

an expression (usually of amazement or interest) in text.

rie: hey look at my crocs
abed: ouu
rie: the things on them are charms . they personalize the crocs !
abed: ohhh

christita

everyone knows them, they're loud and they have constant mood swings. They're funny tho.

Jenica: oh my god did you hear about what happened between Christita and Kevin today?
Emily: I'm not surprised anymore.