Definition: The word 'hoodlum' comes from Latin, meaning "weak or slothful." It's a term used to describe someone who spends their time wasting money, taking shortcuts, and acting irrationally. Definition: A 'hoodlum' is someone who is lazy, wasteful, indecisive, and does not take responsibility for one's actions. They may also be prone to taking risks or making decisions based on superficial factors rather than rational ones.