Bum about Definition 1 of 2Pro Tip 1/3Informal Usage Used mainly in casual conversations among friends or family. Can we go out today, or are you planning to bum about again? Pro Tip 2/3Negative Implication Can suggest a lack of ambition or drive when referring to someone's actions. He's been bumming about since he lost his job, doing nothing. Pro Tip 3/3Recreational Tone Sometimes conveys a relaxed, leisurely time, especially during breaks. I'm on holiday, so I'm just going to bum about the beach.