to do next to nothing around the house, to laze or stroll around
as an outfit, it's just whatever pj's or super casual clothes you wear (or.. don't..😥)
1.
Person A: whatcha been doing today?
Person B: not much, just been bumming around the house, you?
2.
Person A: Alright man, we're going to a fancy restaurant in a few days, please do NOT go wearing your bum around the house fit or dinner's on you
Person B: Okay, okay- you're gonna have to deal with my bitching, though. I HATE rich people clothes