masturbating in the bathroom while your roommates are out and are unsure of when they'll return; IE, maturbating while home alone.
Pun on the word "caulking" (pronounced "call-king"), the rubbery silicone sealant around tubs and sinks.
roommate: What the hell were you doing in the bathroom when I got home? You were in there for a while.
deviant: Oh just Macaulay Caulking the bathtub tiles... you didn't leave a note so I didn't know when you'd be home.
roomate: gross
by Donkeyfly July 12, 2013
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the effect on your insides,when you drink them raisin dry with lots of cheap whiskey (preferably The Great Macaulay Premium Scotch Whiskey 40 % Vol.)
A: Do you still have that horrible stomachache?!
B: It will be over soon, because tonight's gonna be macaulay caulking
by ChrisRiot December 18, 2012
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"I'll Macaulay Culkin you around 9."
by Nick 416 September 24, 2007
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A sexual act whereby an angry woman takes a man's seed in her hands, spreads it around them, and slaps it on the man's cheeks, resulting in his scream similar to the famous scene from Home Alone.
That asshole cheated on me! Well, the joke will be on him when I pull a reverse Macaulay Culkin!
by awboy June 6, 2011
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Indian people (often left-leaning, salad eater feminoids) who reject their native culture in favour of Westernization.
Sanghi#1: Ahh, look there... That's the group of children of Macaulay I was taking about. They are the ones who burnt a khakhi chaddi ours while protesting yesterday.

Sanghi#2: oh, I see. They really suck!
by GuiltySpark6523 October 8, 2022
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When your having sex with a girl or guy(whatever your into) pull out before you but an blow it in your hand rub them together and slap partner on each side of the face.
Dude I did The Macaulay Culkin to this girl last night.
by The funnyman May 22, 2013
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An introverted yet friendly guy who has no hesitation to express his feelings and love for a person. He is intelligent and ambitious, and although not that sociable, he is known to be a well-mannered and friendly guy. He always gives good advice and can easily brighten up your day with his voice and with his smile. He is perfect and attractive in every way, from his intelligence, personality and appearance. The most handsome guy placed on Earth <3
Macaulay made my night better :)
by corezettz November 23, 2021
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