When one person walks in on two other people having sexual relations and yells "PLAYER 3 HAS ENTERED THE GAME!!"
A man walks in, and 2 of his friends are going at it, he suddenly yells, "PLAYER 3 HAS ENTERED THE GAME!" and joins in on the fun.
by Big dong6969 October 22, 2022
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Player 3 is referencing the 3rd wheel in a relationship going for the goal.

They know the girl has a boyfriend but they still try.

1 = BF + 1 = GF + 1 = you = player 3
You're player 3.
by AndyPGainz November 29, 2015
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Asshole who only buys banana farms, airdrops, and monkey villages for extra space for banana farms, they are practically a bottomless bank account, yet refuse to share any recourses whatsoever despite demanding and leaving if nobody does the same
Player 1: Bro why is the top right half of the map filled with banana farms?
Player 2: Bro c'mon, we are leaking bloons, help us, you have loads of money
Player 4: PLEASE IM SO BROKE I HAVE 0 DOLLARS JUST GIVE ME SOMETHING
Player 3: Haha, money go brrrrrr
Player 1: Of course bloons td 6 player 3
by Extra Frosty boi June 13, 2023
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