michael's friend 

One who seeks for his own personal gain from the vicinity of others in a gluttonous or sloth manner. Someone who comes over that you don’t really know uninvited or unannounced with intentions or motivation of his own benefit. Taking advantage of the charity, generosity, or hospitality of others.
Basically someone who goes to your house for free shit!

Dude michael's friend drank all my hawaiian punch!

michael's friend by Elliot LeBoeuf July 26, 2008

Mysterious Male Friend 

New friend of one of your maybe gaybe buddy.

"Did Joe bring a date?" "Nah, he was with one of his Mysterious Male Friends."

"Dude, ran into your buddy Steve. Wearing guyliner. With a Mysterious Male Friend."

Mysterious Male Friend by kellybex July 20, 2009

Birth Control Friend 

A woman usually ugly who blocks you from taking her better looking friend home.

Here come Melissa and damn Jenny that fat bitch is the biggest Birth Control Friend (BCF) ever!

Birth Control Friend by DinoFauci January 8, 2011

National Guy Friend Gives a Girl his Sweater Day 

Your guy friend MUST give you his sweater today(November 1st through November 5th)

It's National Guy Friend Gives a Girl his Sweater Day! Give me your sweater!

National Guy Friend Gives a Girl his Sweater Day by AlltheGurls&Boys October 31, 2019

Fuck your best friend day 

This is the day where you and your best friend fuck

April 23

Hey have you heard it’s international fuck your best friend day

Fuck your best friend day by Rafeeki April 21, 2021

National boyfriend (friend) says yes to everything day 

September 2nd. a day where your boy friend and or guy friend has to say yes to anything you ask and they cannot say no. If they do they have to do whatever favor you ask of them

National boyfriend (friend) says yes to everything day

National boyfriend (friend) says yes to everything day by Belugamama September 2, 2021

National Slap Your Shortest Friend Day 

On October 22nd you have the right to your shortest friend across the face

Did you hear that tomorrow is National Slap Your Shortest Friend Day!

National Slap Your Shortest Friend Day by Cap'nCrunch69 October 17, 2021