sorry, you can't grow a real mustache yet, but those little whiskers on the sides of your lips are shaping up to be a pretty good catfish mustache
"the few tiny hairs that grow on the sides of a persons upper lip
"sorry, you can't grow a real mustache yet, but those little whiskers on the sides of your lips are shaping up to be a pretty good catfish mustache" What is the definition of "catfish mustache"?