Boisterously carefree, joyful, or high-spirited
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.