When a vagina is messy or majorly wet. Compared to a sandwich from mcdonalds that would be messy.
Guy 1- How was is last night bro?

Guy 2- I had her going crazy, she definitely had a mcgina going on.
by K-Schlem2014 October 24, 2011
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1. The act of fucking a Big Mac. Also, the burger used for this purpose.
2. A person who compulsively enguages in McGina (McPhilliac).
3. one who ingests the aftermath of McGina (especially unwittingly).
4. The unctuous asshole of one who habitually eats "food" from McDonalds. (See also McButthole.)
Three all beef patties, special sauce, lettuce, cheese, pickles, onions in your sesame seed buns.
by AnalSpittoon December 22, 2004
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To be a boy but secretly have a "vagina" and have tendencys towards the feminine end of the spectrum.
"Joe, stop being such a mcgina"
by Granners December 8, 2009
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some hot pussied chicks workin at da mickyd's drive thru window
damn dawg did you see those two hott mcginas making that shake
by richard giannini May 11, 2008
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(mic-ji-nuh) to be annoying or lame or sluttish. a combination of all three is a legit mcgina.
She fucked four dudes and screamed "Billie Jean" at the top of her lungs. What a McGina.
by mora mcwilson July 6, 2009
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When you open your legs and take your undies off and let your fanny flaps slap together back and forward while twerking making a slapping suction noise
Her:hey mum listen to me do my Mcgina twerk it’s so fucking funny
by Hey hey bitches October 27, 2018
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a man whose face has physically turned into a vagina, due to a restraint of manly activities, or a general lack of testosterone
hey, i heard tom likes twilight, what a vagina mcgina face
by the jimtrain July 7, 2010
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