Originally meaning a random series of events or figures in a fantasy or dream like state.
Used now to define a night out, normally substance fuelled, that leads to lot's of strange, weird, wonderful and damn right crazy things taking place around you as you try, and fail, to make sense of exactly what is going on.
Man, last night was fucked up, as soon as we hit the club and I came up the whole thing became phantasmagorical. What the hell was that swedish dwarf doing on our drive with andrex tissue hanging out of her pussy?
Adj.) Being completely and utterly awesome to the point that if you were any more awesome you would internally combust and take a crapin your pants at the same time
Holy crap! Did you just see that guy explode?! He was way past phantasmagorical!
I think it would be phantasmagorical if a 200 lb. bottle of soda could just comeover here and rape me in the glutes.
2.)A wet dream
3.)Ugly girls when the lights are off
Bill Clinton "Man That intern can give some serious head"
Obama "man that's some phantasmagorical shit."
Bill Clinton "Why?"
Obama "She sucks at head, believe me I tried"