This is an expression guysuse to detemine if a girl is interested in you or if you are already drilling her? It can also be used as an expression for a hot piece of ass that one would like to nail.
Mike: Hey Joe, I saw you talking to Mary earlier today. Is she on tip?
Joe. Not yet, but I'm working on it.
As Joe and Mike are talikng, a gorgeous slut walks by. Mike says, "on tip!", then Joe says " i'd love to crush that pussy!"
Level of drunken or highness that is achieved before being "fully torqued" or completely hammered. A synonym for buzzed. Can also be used to portray a level of semi-excitement. If one were to be somewhat looking forward to the weekend they could be described as being frosty on the tip for that particlar weekend.
Johnny: You sure you good to drive man?
Billy: Fucking right I just had a couple of beers, I'm just a lil frosty on the tip is all.