To be so high off of marijuana 'kush' that you pass out and don't wake up until the next day or later that day.
Brianna: "Hey, wheres Brandon?"
Shaquan: "I couldn't wake him up that fools in a 'kush coma'."
The affect you feel after smoking kush. You feel like your in a Kush coma.
Jim- god damn where the hell have you been!?
Aldo- my bad my mans I was in a fuckin kush coma!
Jim- whats wrong with Aldo?
Nick- he's comatose right now.
Jim- He hit the kush again from little jimbo didnt he?
Jim- Fuck it, time to put myself in a kush coma too