Green’s Dictionary of Slang

poppy love n.

[? poppa n. (1)]

(US black) an elderly Jewish man.

[US]C. Stroud Close Pursuit (1988) 95: There were no ‘poppy loves’ or ‘vics’ in the car, no white people at all [...] ‘Heads’ and ‘poppy loves’ and assorted victims were appearing here and there against the wall of black skin like little popcorn puffs in a skillet.
[UK]J. Morton Lowspeak.