Girl 1: "Bro I was fucking Michael, and his dick was so long."
Girl 2: "Yeah I fucked him too. It was a Subway $5 Footlong, and boy did it taste good."
A foot long at subway is a 12 inch sandwhich that people enjoy buying. This term however has been con notated with sex after the $5 foot long commercial which implies you can buy a foot long penis for $5
Imma go to subway and get a footlong at subway and then go home to get another foot long
Boys who enjoy yaoi (a genre in Japan that contains sexual and/or romantic relations between two men); literally translates to "rotten boy"; corresponding female : fujoshi