wantonly adv 1: in a wanton manner; "the animals were killed wantonly for sport" 2: in a licentious and promiscuous manner; "this young girl has to share a room with her mother who lives promiscuously" [syn: {licentiously}, {wantonly}, {promiscuously}]
Wantonly \Wan"ton*ly\, adv. 1. In a wanton manner; without regularity or restraint; loosely; sportively; gayly; playfully; recklessly; lasciviously. [1913 Webster] 2. Unintentionally; accidentally. [Obs.] --J. Dee. [1913 Webster]