Poseidon's Rimjob

When a bidet accidentally shoots up your butthole.

"Dude, your toilet just have me a Poseidon's Rimjob. Lower the water pressure."

Parking lot Grandslam

Is the action of engaging in sex of a fist fight in a parking lot, preferably a Dennys parking lot.

You, me, Saturday at 9. Parking lot grandslam. Loser buys grandslams.