cum fart 

1. When a male or female has just had anal sex and they proceed to fart afterwards.

2. After one cums in their partners ass, their partner proceeds to fart. This usually ends up causing a bit of a splatter. Sometimes a neat sound effect.

3. A kind of porno, usually consisting of a male and a female. THe male buttfucks her and she farts cum.

1.
Man 1: Oh dude it was so nasty!
Man 2: What?
Man 1: I was having anal sex with Jenny last night and about 5 minutes later she lets out this enormous cum fart
Man 2: That is nasty...

2. "Dude did you here about Jenny last night...she cum farted right after fucking mike."

3.
Go to google.
Type in cum farters
Click on one of the links.
Try to watch it.

cum fart by MoRPHiNe June 11, 2006

cum fart 

n.
A secretion of male ejaculate that exits the anus while farting, sometime after anal sex. It could be right after the sex or five hours later.

Standing in line for the subway, Jennie realized that she was now sporting a stain left by her cum fart.

cum fart by Sallys April 7, 2006

Cum fart 

When one man ejaculates presumably in another males bootyhole, the other man then begins farting until it spews out like a volcano. At this point he does a backbend letting it leak out into a bowl pre filled with his favorite cereal and then eats it as a desert.

Come on Robert I’m hungry let’s cum fart

Cum fart by Kamron the meme man March 15, 2018

Cum Fart 

The uniquely smelling fart that came from an ass that has cum fermenting inside of it.

The hike in the Alps was daunting but was made especially trying by Alex's cum farts

Those yogurt packages are so yummy but they give me the cum farts

Cum Fart by 123 Fake Boner October 14, 2009

Cum Fart 

When a man busts while doing anal and they proceed to fart out the nut.

Me: Your mom gave the biggest cum fart last night.

Cum Fart by CloacaCrusher69 April 29, 2021

cum fart 

A stinky fart you get caused by cum you got in your ass via anal sex. Unless your some weird fucker who enjoys sticking syringe tubes up your ass with random peoples cum... in which in case; have fun with that!

*Lets out a wet sounding fart.*
"Dude I think you gave me the cum farts."

cum fart by Stonerman420 January 7, 2016

Cum Fart 

As described in the podcast Comedy Bang Bang, when an individual who collects cum in his anal cavity is then asked by his girlfriend to impregnate her, he uses a Cum Fart, ie. farting the cum into the girlfriend pussy.

Her: Honey is about time for us to start a family.
Him: Open wide, the cum fart is a-cumming!

Cum Fart by Beaver Pelt Collector June 12, 2012