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1.
An older type automobile that is rugged and beat up. This type of car is usually made out of steal and is similar to driving a tank.
You think you own the road because you drive a fly whip? I'll drive this Hoop-rock right through your convertible.
by Deez718 February 16, 2009
 
2.
Ghetto slang for 'Basketball'
Yo, Antwaan - you wann' come wit me an Dre down to play some hooprock with Tyrese?
by GetAJobHomeSkillet December 15, 2010
 
3.
when your playing basketball with some of your friends.
me and my niggas were playin some hoop-rock
by robbierice August 22, 2011