I've read a number of times over the years that OG was 80s slang for "old guy" (or "an old G"), and that the 90s Ice T song was a play on the older usage. Don't

I've read a number of times over the years that OG was 80s slang for "old guy" (or "an old G"), and that the 90s Ice T song was a play on the older usage. Don't know if there are any citations though.