What is 3ip?
1) an abbreviation for 3 Inch Penis, generically applied to any especially small penis.
2) Any person that has an especially small penis
"Man, I heard Justin got drunk and pulled out his 3IP in front of some ladies."
"Dude, 3IP wore a speedo to the beach. He's gonna have to go remascalute after the jokes them girls was cracking.Pe"