Any kind of material that is capable of helping one fap. It could be something as simple as the sight of a camel toe or as elaborate as the viewing of a hardcore porno. Every day, we see fapping fuel, and it is our duty to make sure that we put it in our wank bank for later use.
Keith: "So, I was looking at my girlfriend's magazines while I was taking a shit and I just couldn't stop myself from stroking my cock to the sexy cover of some model in her underwear. "
Kevin: "Well I guess that's what happens when you overload on that fapping fuel. Good thing you were in the bathroom when you saw it."
This is the opposite of dog water, if you're fapping in the dog water you are absolutely god. It's a way of saying you're cracked, or goated, but on a whole new level. You are essentially fapping on all the scrubs. You especially say "I'm fapping in the dog water" when playing siege. But make sure to use it correctly or else... jk brooo I'm triiiippin.
Me: *shoots Teddy bear*
Me: He's a bot, he's dogwater, I'm fapping in the dog water.
Logan: DUUUDE YOU'RE GOATEDD
Also Logan: COCK AND CUM DICK AND JIZZ SPEEDRUN ANY% GLITCHLESS