African dominoes
plural noun Slang: Disparaging and Offensive.
dice, especially as used in the game of craps.
Origin of African dominoes
An Americanism dating back to 1920–25
Usage note
This term refers to the supposed popularity of craps and other dice games among black people.
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019