A sexual act when anal sex is involved with two partners, can be heterosexual or two males. When the penis is in the anus, the partner that is "catching" farts. Which in return causes a rattle or vibration that tickles the penis that is in the anus.
Mark and his gay partner, Todd are engaging in anal sex. Todd is penetrating Mark's anus, when Mark suddenly farts. This fart is a nice sensation for Todd as the vibration causes a rattle like a Rattlesnake makes.
My friend Ryan Spurlock went on a Tinder date. At the end of the night Ryan put his dick inside her and she exclaimed!! " Ryan there is a rattlesnake in my pussy!! Help! Help!".
to leave a coiler on someones pillow before they go to sleep. Hide in there closet and make a rattle snake sound (when the person is in the room or has seen the coiler on there pillow)