WordNet (r) 3.0 (2006):

bum around
    v 1: be lazy or idle; "Her son is just bumming around all day"
         [syn: bum, bum around, bum about, arse around,
         arse about, fuck off, loaf, frig around, waste
         one's time, lounge around, loll, loll around,
         lounge about]

Moby Thesaurus II by Grady Ward, 1.0:

20 Moby Thesaurus words for "bum around":
   do nothing, goof off, hang around, idle, laze, lazy, lie around,
   loaf, loiter about, loll around, lollop around, lounge,
   lounge around, mooch around, moon, moon around, sit around, slouch,
   slouch around, stand around