Originating from Prince Edward County, Ontario. "Pulp" is essentially another word for ragebait, dating back to the 1990s, still used today by many, the difference is, you don't think. you just do it.
Guy 1: up yours, queer
Guy 2: hey fuck you man!
Guy 1: Chill out I'm just pulping
Guy 2: oh okay Guy 3: good pulp