Swissing

The act of poking one's member (natural or strap on) all over another person's body, including all holes and crevaces, like swiss cheese. Areas not limited to vag, anus, mouth, belly button, boobs, ears, nose, arm pits, back of knees, feet, neck, fat rolls, closed hand, etc.

It was dark in the room, so Zac was swissing his lover Brenda before finding the correct location.