Refering to when a car is producing enough exhaust to spin the the turbochargers turbine fast enough to create noticeable boost.
My GT30R turbo spool up at about 4,500 RPM.
by MikeJones818 June 11, 2006
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1)To spool by some bitches in a boosted(turbocharged) car and hit them with some BOV's(blow off valves). Can also be referred to as spooling on fools.

2)Racing some bitches in a boosted car and winning
1)Im bored lets go spooling on bitches

2)Dude i raced that car, but it was slow cause i spooled all over that bitch
by spoolinonfools February 4, 2009
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To be moderately intoxicated.
ex: My brother was half spooled after 3 beers.
by Floody86 June 26, 2015
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When someone absolutely loses their mind over topics such as race, religion and money. Go full retard over trivial matters.
He became un-spooled after he was called a nigger by a nearby cracker.
by romdo308 October 7, 2013
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A sleeper car built out a large truck, van, or SUV. Spool refers to a Turbocharger, the power adder modification most of these vehicles use.
Ferrari: ha, look at the slow-ass Tahoe
Tahoe: *is fast as fuck*
Ferrari: WTF, must be a spool bus
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Air Traffic Control term. To spool up is to mentally prepare for busy traffic.
Hey Doc, better spool up, here comes the arrival rush.

I'd better spool up, looks like I won't be getting any help from the next sector.
by Al-Saladin June 22, 2009
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