if you have a very curvy body with large breasts and rear end (emphasized by "thicky thicky thick"), you can approach me with confidence to ask for a ride in my car, ask me to buy you a drink at the club, or go home with me for a romantic encounter.
"4 dot 6 Range" refers to the Land Rover Range Rover SUV with 4.6 liter displacement engine. "Gassing" refers to applying the throttle to make the vehicle accelerate
Often drug dealers title their vehicles in their mother's name to avoid seizure in the case of prosecution. Additionally he could have been hiding assetts from the government in order to qualify for welfare benefits. Perhaps he is now above that.
Much of the inside of the Range Rover, such as the steering wheel and dash board, are made of wood. This is also commonly referred to as "wood grain.This material is much more expensive and generally better looking than traditional leather and vinyl.
The full quote is "she wanna see the ice then I ice the wrist." This means the female wants to have diamonds bought for her so Nelly buys her a bracelet with lots of diamonds. The term ice comes from diamonds resembling ice cubes.