A term used in positive occasions, simmilar to the word awesome. It is originated by the positive reaction of fans to the sucessful movie "Morbius", stared by Jared Letto.
To cum and piss on a girls face and yell get “morbed on” as loud as you can.
“I took Simona out to see that movie morbius last night, we went back to my place and I went hardline morbin time on her. She swallowed all of my 567 morbillion kids.