The word "frat" is short for fraternity, which refers to a social organization or group of male friends typically found on college campuses. Full definition
Adam (Ashton Kutcher) a Michigan party frat boy and Emma (Natalie Portman) is going to MIT. (seligfilmnews.com)
add to that lots of frat house - like tomfoolery, soppy lovin» and a brief spot of nudity. (rottentomatoes.com)
I'd just reiterate the need for a big deposit for tenants before moving in (first and last months rent too, if possible) and a air - tight contract to avoid any meth labs or underage frat party house from occurring. (makemoneyyourway.com)