Source : WordNet®

arse around
     v 1: be lazy or idle; "Her son is just bumming around all day"
          [syn: {bum}, {bum around}, {bum about}, {arse about}, {fuck
          off}, {loaf}, {frig around}, {waste one's time}, {lounge
          around}, {loll}, {loll around}, {lounge about}]
     2: indulge in horseplay; "Enough horsing around--let's get back
        to work!"; "The bored children were fooling about" [syn: {horse
        around}, {fool around}, {fool}]