Swedish Grenade 

The act of attaining gas from one's own bowels, cupping it in one's hand, and putting said hand over another's face.

"Man, I gave my brother a Swedish Grenade yesterday. He almost puked."

Swedish Grenade by Andrew Moffat January 21, 2008

Swedish grenade 

When you put nicotine pouches in you’re foreskin and shoot them out by getting a boner

Bro don’t get a boner you will Swedish grenade

Swedish grenade by anonymous June 3, 2025

swedish hand grenade 

Ejaculating into a condom then tying off the end after removing said semen filled condom from the penis. The tied off condom then becomes a projectile used in urban warfare, usually thrown overhand at approaching enemy forces.

I was pounding out this chick but then her boyfriend showed up. I had to use a "Swedish Hand Grenade" just to escape.

swedish hand grenade by DON J0HNS0N July 27, 2014