a party that takes place, go figure, on the front porch of a house that involves lots of alcohol, typically thrown by non-frat collage students, hippies and meddle age parents who want to make their kid's friends parents feel inadequate.

it is often used as a way of bragging to random passers-by that those partaking have more free time than them.
Student 1: On my way over here there was a porch party on every block!
Student 2: Damn, it's only Thursday, those lucky bastards!
by SirSquigyXIII April 14, 2017
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An unauthorized drunken homosexual sex party involving 6 or more people usually formed in a train centipede-style while trespassing on an enclosed porch, typically performed by Mexicans of the US with a lot of groaning (in a Mexican accent).
Officer Silva break up this Mexican Porch Party before their Mexican cocks get stuck in each other’s asses, and throw them into the back of the squad car.
by Urboipickle December 29, 2020
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