a small penis. the size of a bean. hence, beanus
he brags about his beanus all the time.
by danny foshizzle February 11, 2007
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Male sexual organ that is instrumental in making babbies.
Doc BC's beanus is so huge he has to measure it with a yard stick.
by Sydney III October 24, 2008
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When you stuff beans into your anus and plug it with your penis.
My microwave broke, so I had to do some beanus to cook the beans.
by Beanus Petat December 10, 2019
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It can be a way of refering to people in a joking/friendly way, same meaning as "beans" in that sense. Plural for beanu
Look at them smol beanus, they're so cute
We're just sweet little beanus messing arround uwu
by Potato_human November 13, 2019
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A sexual act where you dip your dick in a can of beans and then dip it into someone's genes
John did a beanus with Johnette last night
by _theREALslimSHADY_ January 12, 2018
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A small and VERY rare spider like creature, that lives along the marshes and swamps of a market town in berkshire.

Also term for a grotty "insect" or person who is a bit of a skank and who is in need of a jolly good wash.
"oooooooh that mandy is a right craven beanus"
by lord bagel dick November 16, 2006
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