Reverse Colgate challenge

the act of inserting a flaccid penis into an anus.

I was so wasted that I couldn't even get it up. I had to settle for a reverse Colgate challenge.

by jefeefefefe February 18, 2010

Colgate challenge

The act of pooping out a flaccid penis.

He fell asleep on top of me when he was done, I gave him the Colgate challenge and snuck out.

by jefeefefefe February 18, 2010

Two oranges and colgate challenge in the middle

This is a popular british challenge that consists of getting two oranges (small ones preferably) and putting colgate toothpaste in the middle of them and then eating them.

Yo bro, I'm gonna do the two oranges and colgate challenge in the middle tommorrow, it's gonna blow up!
What? Nah you're crazy man!

by ElAlfaElJefe April 29, 2025