The story
Popularized by Wu-Tang Clan's C.R.E.A.M. (1993), which in turn carries interpolation of "Money (Dollar Bill Y'all)" (1983) by Jimmy Spicer.
Etymology from Wiktionary, CC BY-SA 4.0.
dollar, dollar bill, y'all
Today it means: A maxim encouraging making money, especially by hustling (illicit or forceful actions) Full definition →