Piss, when it is used by soldiers to cool off overheated weapons.
Mel Gibson used combat coolant to cool off the mortar tubes in the movie We Were Soldiers so he could kill more non-christian vietnamese.
by Alfie The Horndog November 12, 2007
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The act of placing a slightly chilled object beneath the testicular bag in order to increase testosterone, stimulating the penile shaft resulting in increased penile circulation and a massive erection.
During his pre-practice nap, Matt always applies ball coolant in order to increase aggression toward his foes.

Hey Steven, have you ball coolanted today? Only three times!
by Ball Coolant September 29, 2014
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I met a girl at the bar and later that night I ended up topping off the coolant with her.
by Jason Tremaine September 7, 2021
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The term for using more than required coolant during a machining process (drilling :), milling etc). It may also refer to using multiple flexible coolant pipes when really 1 would have sufficed. Stop using more than required coolant.
Bro1 : I forgot to turn down the coolant during the test 2mm face milling operation, the hatch was open and tons of coolant sprayed out on me.

Bro2 : Classic hentai coolant.
by akkiiiWasHere July 23, 2021
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The substance that discharges from female genitals when they have an orgasm (only in rare cases also known as a squirter)
As she was having an orgasm she sprayed eckto coolant all over his face.
by Christopher Farley2 November 27, 2011
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A menthol cigarette dipped in PCP
Yo bro, My radiator busted I'm fresh out of coolant
by Inflameus November 26, 2020
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