To run around a city with your testicles slapping against your thighs. Usually resulting in a rash.
Dude i went jogging yesterday and was DeFoncing the whole way.
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This term is also used in French to tell someone is completly drunk and / or under drugs.
Note that in French, you write it : 'Défoncé' if he's a guy or 'Défoncée' if she's a girl.
Il/elle est complètement Defonce
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French term commonly used in pornography to describe brutal penetration. Also a term used for fucking something up.
As oui defonce moi. "oh yes fuck me hard"
Jais Defoncer mon ordinateur. I fucked up my computer.
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