V. To smoke an entire blunt without passing due to excessive consumption of mushrooms.
Don't McCullen that joint my friend.
by Boobsmaster69 November 9, 2009
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Some doofus who thinks dropping a penny off the Empire State Building could kill someone.
He saw that episode of Myth Busters and still insists he right, what a McCullen!
by BonerKingWhaleTailSpotter March 3, 2022
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