Used when referring to two or more COCKS in a single unit.
Oh my god!!! get all those penisi out of my ear!!!
by Geri July 01, 2004
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Chris: I got one!
Peter: Good, kid. Don't get penisy on me!
by Dainsworth69 October 20, 2007
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To be very assured of yourself, or cocky.
He gets that brand new car and all the sudden he acts like a penisy little bitch.
by nastynate17873 November 15, 2007
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To describe a flavor
This sandwich tastes penisy.
by Dan991 February 06, 2013
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penisi (pl. n.)

The plural form of penis
My hot gf sucked on 45 penisi, so I dumped that slut.
by TakaTakaTacos11 October 10, 2007
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Man you are so penisy now, that you have gotten laided
by jack1730 February 27, 2009
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