A somewhat more polite way of saying nigger rig.
(n.), or with -ed(adj.) A politically correct, socially acceptable use of the old, racist phrase "Nigger-rig."
1) Dude, he Afro-Engineered his burnt out clutch by shoving tongue depressors between the pressure plate and the flywheel so he could get home.
2) I Afro-Engineered a new antenna for my car with a wire hanger.