getting ready to do something.
"Hey man, I'm abousta to get up outta here!"
von ATLhighgirl 11. Februar 2004
About to happen, or it will inevitably happen.
Bitch, you abousta be donkey punched if you keep runnin' yo mouth.
von Chris in the cubicle farm 11. Februar 2004
Used when conveying one's intention to perform a certain activity in the very near future.
I'm abousta slap yo mamma!
von Jeff and JP 12. Februar 2004