Hey there! So in informal English we can say “ dig” to mean “like”, but we can’t say “ dig on”. That phrasal verb doesn’t exist. I totally dig pop music! I dig it; it looks nice! I dig a good barbecue. Hope that helps!

Way outdated!

I can only imagine this phrase being said in the accent of Samuel L Jackson. To "dig on" is not in common usage. You could say that you "dig" something, but it sounds dated now.

Pulp Fiction - I love it. In slang you can say pretty much anything that sounds good. 'Dig on; isn't terribly common, but it is used from time to time. Here are the opening lyrics from Uneasy Rider by Charlie Daniels from 1973 I was takin' a trip out to LA Toolin' along in my Chevrolet Tokin' on a number and diggin' on the radio