helmet diving

The act of inserting one's penile helmet or the helmet of one's penis into the vaginal canal of a woman

Bobby and Gina decided it was a great time to go helmet diving.

by JGammizle January 31, 2011

Diving helmet

The ancestor to both the gas mask and modern scuba diving gear.

I've never tried a diving helmet. But yes I've tried a gas mask.

by Sexydimma June 27, 2022

German Diving Helmet

The German Diving Helmet is a sexual position in which one person inserts his/her head into a female’s vagina.

Gerald: Why does your head smell like fish?
Phil: Tonya let me do a German Diving Helmet last night. What a freak!

by Turnipgenocide June 12, 2018

Diving helmet

The ancestor of modern scuba diving equipment.

The diving helmet would have looked like a combination of a gas mask and a scuba diving mask.

by Sexydimma June 02, 2022