An act in which an individual, while wearing pantyhose, tights, or nylons, envelops another individuals face in his or her hosiery clad feet, massaging the cheeks with the toes and sliding the soles around on the face to induce pleasure in hosiery fetishists.

Used to describe (generally female) imagery that's suggestive, but in a PG-13 sense rather than an R or above sense.