Something to say when you don't understand what someone is trying to tell you. Can also mean "When in Rome, do as the Romans do" but more often peopledon't know what it means and say it anyway. Similar to touche
girl: you were great last night.
guy: you know, when in rome....
Commonly used term, for telling someone that they should do something, or 'get on that' when they have no other explanation, and do not want to offend the poor soul. most frequently used by brunette green-eyed teenage girls.
Ex) person A:"I'm going to town for groceries, I might stop into the game on my way" Person B: "When in Rome...."
So you're taking a girl doggy style. When you're in the middle of fucking her, you tell her you have aids and the aim is to keep fucking her for as long as possible. This position is called Rodeo.