a coffee grinder used for for weed instead of coffee beans, unlike normal herb grinders, Mullers create a more fluffier mix and you can control how fine you grind your herbs
Mark: Hey john, did you bring the muller?
John: Nah i left it at home
The act of harmfully slide tackling or two footing an individual that is on the opposing side of a football match or any other sport that involves CONTACT! After this act you may receive a formal or aggressive warning from the person monitoring the game which could then result in a fine or a sending off.
Player: He's being a cocky fucker, go on muller 'em!
Susan: "Not tonight I'm afraid, I've already had to change my knickers three times today"
Clive: "Can I just stick it in anyway?"
Susan: "Fine, but don't forget the mess you made when you Muller cornered me last time!"