A dangerous situation caused by a sudden, random, unexpected occurrence. Used particularly where a successful outcome depends on great courage and presence of mind by the individual in jeopardy.
I was at this party with this other girl when my girlfriend unexpectedly showed up. It was a total birdstrike, but I managed to slip out the back door before she caught me.
Flippin' birds is not selling drugs in general like said above, that is completely wrong. A bird is a kilo of cocaine marked with a stamp of a bird showing where it came from.
Lets head to Miami, pick up a bird and roll dat bitch to tha H-Town to flip it. Lets flip birds