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1.
Cleaned up version of "pussy" as used in describing the female genitalia. The most important vitamin known to man.
Tommy, we should go clubbing because I am feeling deficient in Vitamin P.
by JDiddler April 18, 2004
 
2.
The invigorating effects felt when a man has sex with a woman. The "P" in "Vitamin P" stands for "pussy". "Vitamin P" is usually used in referece to requiring sex as a matter of mental health.
When Tony catches Mario masturbating because he hasn't gotten laid in weeks, Tony looks with concern upon Mario and states, "Dude, you gotta get some Vitamin P."
by Xavier Salvador Ramirez August 05, 2006
 
3.
Vitamin P (PATTASTIC)

While we don’t hear a lot about Vitamin P, the fact is that this is a important element that does a lot for our bodies. Here are some examples of the way Vitamin P, an alternative name for Pattastic or Paterrific, can help us to be healthy, active, and Just Plain right awesome.

Found in North West Florida Vitamin P plays a big role in making sure you and all your friends are always having a great time. Vitamin P impacts your everyday life style adds love, joy, and keeps you smiling all day and night long!

Warning:
Vitamin P. can be addictive!
You went out with Pat and it felt Magical. that Magical Feeling is The Vitamin P.
by 850Pat July 01, 2009
 
4.
Prozac aka Fluoxetine. An SSRI antidepressant with potentially dodgy side-effects (suicide and not actually being interested in sex). But it does the job so well.
Vitamin P aka Prozac aka Fluoxetine. Probably overused and with some odd side effects.
by happyperson January 22, 2006
 
5.
nepotism, as in jobbery.
In order to get the job, all you need is some vitamin p.
by Dan.p August 07, 2005
 
6.
pr0n. Pornography.
You know you need it.
The doctor put me on Vitamin P. It's good stuff, but sometimes it can take several hours to administer the correct dosage.
by The_Incubator August 16, 2003
 
7.
is used to dexcribe when one is being a wuss, or "pussy" (thats where the P comes from)
"Drink it man!! You got way too much vitamin P!"
by imalive December 12, 2003