2 definitions by Cool_Hand_Luke

Top Definition
Taking a handful of Tylenol PM and then trying to have an orgasm before you fall asleep. Something that has been rumored as impossible by old people everywhere.
Hayden- "I just did 50 pull ups!"

Luke- "Please, I have completed the Tylenol PM challenge the past three nights in a row."

Hayden- "Nigger please, your shitting me"
by Cool_Hand_Luke December 01, 2013
A refrigerant prevalent in thermodynamics classes.
In a closed system, it is good to use refrigerant-134a.
by cool_hand_luke October 30, 2012
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