To fail badly at something, while suggesting there was an element of unluckiness or inevitability working against you or the subject of said failure.
A slightly slicker way of saying 'epic fail' or 'botched' and a quicker way of saying 'crashed and burned' while lacking the culpability of 'screwed up'.
a: How'd it go with what's-her-name last night?
b: Ah, I bombed out, but no worries, I hooked up with your sister.
a: Oh... Wait, what?
X: How's the derivatives business going? Still trading CDS and sub-prime mortgages?
Y: Nah, market bombed out, wasn't my fault.
X: Yes it was you sack of shit!
To be really really high or coming down off an intense high (does not have to be marijuana, can be any substance)
that white widow made me pretty bombed out
I'm pretty bombed out right now man
to be excluded from something.
Your sister didn't get invited? Shady man, well bombed out
getting really pissed around the time of hallowen in the south of Ireland ie Stradbally.
Sean: OMG getting so bombed out in the village saturday night!
Caroline: Sorry cant go with babysitting parentals r gone out!
Another expression I made up from listening to too much hip-hop and use a lot. It means pretty much the same as "amazing", "cool", or "bomb-ass", but I mostly use it for describing sexual matters.
He's got bombed-out skills in bed....or that dick is bombed out.