He is usually a young boy that has been blessed the the big gay. He is usually not very happy and always fat.
You see mustard man over there he is the big gay sooo...
by Booootyboiii12345 December 2, 2017
A hairy man who is so fat and shameless he will even eat a gigantic jar of Price Club mustard he cradles in his arms with his bare effin hands.
Check out that cheeseboi he a real Mustard Man!
by Sally H. December 28, 2022
A very bent man
Mustard man is lgbtq and poopoo at fortnite
by Hrrry February 4, 2022