I think the most common one though is the "Traffic Light". "Yellow" meaning you're pushing their limits and "Red" meaning stop.

Broccoli

That’s just a warning that a fart or series of farts is about to happen

LS? Loose stool?

Blue horseshoe loves Anacott Steel

Tom Osborne

"Hillary". Immediately causes you to go flacid and stops all sexual thoughts.

Chipmunk

That is stop because of a rugburn. Usually a nipple.

We used to do safe words in the game day chat room. Those were the days…

We tried snow and blizzard butt eventually settled on Santa for when one of the dogs snuck in and put their cold wet nose right on one of our assholes

Reminds me of “husker”

Which is stop dragging your ****ing teeth or your going to pull the corn right off my cobb

Rashee

When they say "yellow", I instinctively press the accelerator to the floor and completely ignore the red.

No cop, no stop.

My safety word was “I do”

Dolphin rape cave.

I thought that was everyone's?

Weirdest breakup with a girlfriend ever. She claimed I sexually abused her. The only thing sexually abusive was how she raped my ears with her bizarre outburts Scandinavian pride during sex. I'd be going to town and she kept screaming, "I'M FINNISH! I'M FINNISH!"