Geriatric Traffic 

When one is going well under the speed limit do to an old person driving in front of them, forcing them to be late, pissed off, etc

(Calling on a Cell)

Lisa: Hello
John: Hey, its me
Lisa: What's up
John: I'm going to be late, im caught behind some major geriatric traffic on broadway avenue.

Geriatric Traffic by Carlos, NY January 10, 2010

Geriatric Millennial 

A person who is young but acts beyond his years.

My girlfriend is 20, but she’s got her shit together and she likes to knit; she’s such a geriatric millennial!

Geriatric Millennial by El Jeffe 84 January 19, 2018

Geriatric Trolls 

an older person that lingers or tries to participate in an area usually dominated by a younger crowd. Most often associated with the "back" portion of an adult video store where nefarious sexual activity is taking place.

That porn shop is infested with Geriatric Trolls, you will have better luck with the one next to the college.

Geriatric Trolls by IneedanID June 16, 2011

Geriatric Tune-up 

Wiping someone's ass while performing a blow job.

Bob is so fucking old that when I'm blowing him, I have to wipe his ass too. And vice-versa. I have to give Bob his 2K mile Geriatric Tune-up tonight.

Geriatric Tune-up by Chanabellewilde April 29, 2015

Geriatric Moment 

When you accidentally shit yourself when you just wanted to fart.

Incontinence

Aw man, I just had a geriatric moment.

Geriatric Moment by blindvolunteer July 13, 2019

Geriatric Roulette 

Take a sleeping tablet and a laxative at the same time and if you wake up without shitting your pants you have won.

Bob: Want to play a game? how about Geriatric Roulette
Karl: Nah not in the mood to see if I shit myself in my sleep.

Geriatric Roulette by FatGimp December 16, 2019

Geriatric fuck 

Chance Burns is a peice of fucking shit that loves his tonsils beat up

That idiot is a geriatric fuck

Geriatric fuck by Dweef March 17, 2020