contact with

   sexual activity with

   From the touching. In heterosexual encounters, it appears to apply only to the male, despite the mutuality of the transaction:

    ... he would need... to augment his size and permanence by food, booze, contact with a woman. (Keneally, 1982)

   Contact sex involves more than kissing, voyeurism, and the like:

    Reynolds denied ever having had 'contact sex' with Miss Heard. He said the taped telephone conversations were simply manifestations of an embarrassing craving for 'phone sex'. {Daily Telegraph, 24 August 1995 — even more embarrassing was the fact that Reynolds was a US Congressman and Miss Heard was a 16-year-old girl)