ETYM Old Eng. wantoun, contr. from wantowen; pref. wan- wanting, hence expressing negation + towen, p. p., AS. togen, p. p. of teón to draw, to educate, bring up; hence, properly, ill bred. Related to Tug.
Lewd, lascivious or immoral.

One who is lewd, lascivious or immoral.

1. To behave extremely cruelly and brutally.
2. To engage in amorous play.
3. To indulge in a carefree or voluptuous way of life.
4. To spend wastefully; SYN. wanton away, trifle away.