n. A form of femaleunderwear so narrow as to effectively remove deposits from within surrounding crevices. Similar to dental floss as used in the act of orthodontic hygiene.
Let me axe you a keschun My nigga. Is dat hoe packin' butt floss or she be Going Commando?
Ulzzang true definition is "best & "face" = best face in korean. They are basically people with above average looks, sometimes with the use of photoshop and haduri who post their pics online, some becoming internet celebrities.
"Hey, see that chick over there? She's pretty enough to be an ulzzang. :D"