the five finger knuckle shuffle on the one-eyed, blue-veined, purple-headed, custard-chucking, salty yogurt slinger was a lot of fun for Peter after his girl friend wouldn't let him play with her.
Someone who codes CSS (cascading style sheets) either professionally or as a hobby.
It is not uncommon for a CSS slinger to see the world in CSS code. For instance, a CSS slinger might see a red stop sign as ".stopsign { background: #ff000; color: #fff; }"
The act of penetrating an anus of the female type with an erect penis or dildo (if lesbian) and then pulling out and slinging the contents on the backside of the female you are penetrating. Usually consisting of fecal matter, lube, spit, sweat, peanuts, corn, the meal she had 6 hours earlier, and semen.
Yo bro, i was getting bored with my sex last night, so i performed the "florida swamp slinger" on my now ex girlfriend.