Green’s Dictionary of Slang

service of beef n.

[serve v. (2a) + beef n.1 (3)]

sexual intercourse.

[US]NWA ‘Parental Discretion Iz Advised’ 🎵 There’s no service of beef, without money / So slip the C-note, and you can choke / on a wing-ding-ding-a-ling down your throat / Foreplay; to me ain’t shit / When you spread ’em I’m ready, then you can get the dick.