Can be pronounced two ways, the first being MOLE-ER referring to a person with extremely nice teeth. The second being MUAL-ER, often you may her a added H, to make it sound like you are saying "maul 'H'er". Used to cheer for a beastly, extremely good soccer, basketball, or track player. Usually applies to females only. Also used to compliment someone on their toughness while playing sports, or in any other situation.
Pronunciation one: jesus, she has nice mollers (referring to someone with nice teeth)
Pronunciation two: moller... moller... MOLLER! (Used to cheer someone playing a sport)
Hey Rita! You are such moller! (Complimenting on someone’s toughness in their game, or meet)