Green’s Dictionary of Slang

(orig. US black) understand? know what I mean?

1959		L. Lipton Holy Barbarians 24: I’m not modest either, dig?
1968		N. Heard Howard Street 52: Dig . . . like, if you cop me a good job, man, I’ll work.
1977		in K. Gilbert Living Black 169: I’m going to be in the paper tomorrow morning, front page. Dig me.
1983		A-Team Storybook 34: ‘Don’t push me, Face Man,’ warned B.A., ‘or you ain’t gonna be so pretty, dig?’.
1999		Guardian Guide 24–30 July 32: Buy it, you dig?
2015		P. Doyle (con. 1969-1973) Big Whatever 13: I was out of my goddamned tree, dig?