What is slinging cum?

When you sling your cum off your cock and into a strangers mouth.

"Did you see the look on that dumb broad's face as i cum slinged her "

"yeah man"

slinging cum - video

Slinging Cum is the term used when you're moving your penis side to side while ejaculating causing the cum to fly everywhere.

"Yeah, they walked in when I was Slinging Cum all over her face."