Somebody who acts nice when in presence of those who like her, but when alone with those she does not like, becomes rude and self centered. Swiss cheese's are often snobbish to the point were it becomes amusing to only you.
Layla: Hey Hayley! Apparently Carly got the lead role in the school play!
Hayley: Ughhh...
Layla: WHAT?! YOU DONT LIKE CARLY?!!!!!!111?!!!1111
Hayley: She's such a swiss cheese...
Layla: Whatev.
Jello like build up found in urinal pipes that smells horrendous. May also take the form of slime and cottage cheese. Caused by thickyellow piss due to lack of hydration.
I'm not gonna drink any water so i can dick cheese up my urinal pipes!