What is I'm On Antibiotics?
1.
Excuse to not constitute in sexual behaviour.
Phrase commonly used to avoid having relations with busted boys.
Man:"Nice shoes, wanna fuck?"
Woman: "Mmmm...I don't think so,Im afraid I'm on antibiotics."
See
2.
the gay excuse used for not drinking.
"Hey have a swig.",said Eric. "Nah man i cant, im on antibiotics." said Chubbs
See