Definitions by Ben Dover, and Phil McCrackin

Nearasmakesnodifference 

A series of words combined into one, used often by Top Gear's Jeremy Clarkson, meaning near as makes no difference, almost, or close enough to be.

It'll do a top speed of nearasmakesnodifference two-hundred miles per hour

Nearasmakesnodifference by Ben Dover, and Phil McCrackin January 21, 2010