Mary: Ah! you look like a sleezy pimp with that lousy mo!
Fred: Give me a break, I'm just raising money for the Movember cause! Are you sure you're not mohophobic or something?
adj;
Being afraid of any minor (aka under age 18)
Could also be used to refer to disliking a minor or miniscule event, or something that troubles you in a joking way.
"Oh what, you don't let minors here? That's minorphobic"
The man stared at the spilled water from his cup. "Okay. Maybe I am minorphobic."