Top definition
Coneheading is a sexual act that involves a male (or female) strapping a strap-on dildo around their head and using it to penetrate their male (or female) partner.
"man, I was so drunk I couldn't get it up last night, but she had a strap on so we were coneheading for hours!"
by matrix_sage November 24, 2015
Get the mug
Get a coneheading mug for your coworker Abdul.