Regrettably, the dictionary doesn't cite any contemporaneous instances of the utilization. I believe, nevertheless, that Inexperienced's this means "the appropriate or great matter" might utilize to the same subset of slang occasions that Lighter assigns the this means "things (from the broadest sense)"; the dates given for the two meanings https://griffinyrdmv.frewwebs.com/37613440/a-review-of-dope-chem