rumtesticle 

freaking awesome, usually referring to something involving alcohol and fun times. often used when writing a final paper and talking to your best friend to procrastinate.

"Wow, I think that was the most rumtesticle thing to happen to me!" said Johnny when referring to his bludgeoning of a prostitute.

rumtesticle by Kyle Fox and Kristen Winters May 14, 2006

Radtesticles

Hooking up with guys three or more years older than yourself.

person: he's gonna be 16 next month

other person: Radtesticles!

Radtesticles by Tomilicious January 27, 2009

retesticle 

Right testicle

What a nice retesticle

retesticle by WOWhi October 6, 2017

Reatesticle 

When you hear a story and the person telling it ensure you it's real or doable, but you know its bollocks.

It's realistically to do the assignment in 1 day.
No bro, it's reatesticle to expect that

Reatesticle by Leviathunder May 4, 2023