The terms “sexual act” and “sexual contact” have the meanings given those terms in
section 920(g) of this title (article 120(g)), except that the term “sexual act” also includes the intentional touching, not through the clothing, of the genitalia of another person who has not attained the age of 16 years with an intent to abuse, humiliate, harass, degrade, or arouse or gratify the sexual desire of any person.