Peanus is a misspelling of the word penis. It's how some kids spells penis because it sounds like peanus. They also spell vagina vajina.
Kid: Peanus!
Other kid: Peadus! Vajina!
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1. N. A penis which is the approximate size of a peanut. Not a mispelling.
That guy took too many steroids, now he has a peanus.
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A corruption of the word "Peanuts". Originating from a poll on the wordIGN Boards/word by user DcPunk, which was meant to be called "What's your favorite type of peanuts".
Instead, the poll looked was asking people to choose between salted or roasted "peanus".
The word has been absorbed as part of standard issue Internet-speak, and literally means "penis".
OMG uRghey now stik ur peanus in my but kthx
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The process of sicking your own penis inside your own anus
(Verb)
Did you try the peanus last night?
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