Stall, what else?
Then you're no longer coasting and you've come to a complete stop?
>>16121619
you do the arm thing
>>16121619
If you have a distributor, your rotor either lost all contact to the points or it came loose.
Or your distributor coil instantly went bad.
>>16121619
You'll lug the engine and itll bunny hop fighting to stay above idle speed.
>>16121619
Is this a real quesiton?
If your car is too weak to overcome it's load it'll stall before it gets too far under idle.
Most cars can idle fine on flat ground up through their top gear though.