The act of engaging in romantic/scandalousactivity with a person that lives on the same floor as you. Most commonly happens in college dorms or apartments.
person 1: So yeah, I started hooking upwith that girl Hannah from down the hall.
flirt + (ro)mance. A casual, highly flirtatious relationship, sometimes for personal gain. Pop culture origins: Used by Will and Mike "Boogie" in US Big Brother Season 7.
"Look, we'll have to postpone that conversation about how crap you are at your job until I have some firmanence that the company will still be in existence tomorrow."