Phrase meaning that a party, event, or social gathering contains more women (venus) than men (penis) in total attendees. Alternatively, one could reverse the words 'venus' and 'penis' in the phrase to mean that the event has more men, than women. See sausage fest Phrase was originally coined by a man named Jeremy from Connecticut who was in charge of 'pre-party arrival recon' to determine if the event was worth inviting more people.
Guy1 (on phone)- How's that house party? Are there a good amount of girls, or is there alot of dudes?
Guy2- Hell yeah, definitely more venus than penis, my friend! Are you going to drop by or what?!