Apparently it stands for "U Know Who U R" ("you know who you are"). Used in teenage girls' AIM profiles.
i waNna givee a *!shout out!* to allll my girlss who have alwaiis been ~there~ fOr me thru goOd tymes and badd....*ukwur*
by anyelle September 17, 2005
buy the domain for your travel vlog