mingin Share definition Flag A person (usually of the female gender) who is gross or disgusting to look at or touch. In other words, they are definitely not aesthetically pleasing. Man, I can't believe you hooked up with her!!! She's absolutely mingin'!!! mingin by Susan April 13, 2004 0 0 Get merch Get the mingin mug. Buy Now — $32.95 See more merch