• (adv.) Unintentionally; accidentally. • (adv.) In a wanton manner; without regularity or restraint; loosely; sportively; gayly; playfully; recklessly; lasciviously. Found on http://thinkexist.com/dictionary/meaning/wantonly/
Wan'ton·ly adverb 1. In a wanton manner; without regularity or restraint; loosely; sportively; gayly; playfully; recklessly; lasciviously. 2. Unintentionally; accidentally. [ Obsolete] J. Dee. Found on http://www.encyclo.co.uk/webster/W/6