This phrase is used when relating to someone who backstabs people and is very petty or someone who doesn’t deserve what they have and need to be stripped from it
Man, I met this girl at the bar last night and when I was having sex with her I was so wasted, I did not want to stop to throw up in the bathroom, so I Debbie Flemminged on her back and kept going until I was finished having sex.
The dog totally flemminged on the lounge floor." "Dude you got too drunk and got your flemming on in the microwave" "Flemming is disgusting, why would anyone do that?