The most sexy motherfucker you have ever seen. He's so good at typing and getting all the labs and ladys and always there for the Boiz from being the best wing man and cooking for them always have a Mo in your friend group.
A term used to describe someone (usually in a discord server) who is self-centred and biased when it comes to people. If someone is called a "Mo", they are usually considered to be unsympathetic and unable to look at other people's perspectives.
Person A: Man, I love encouraging a toxic community and doing whatever I like with my server members without considering its consequences and the demolishment of my reputation that will follow.
Person B: You're such a mo