A colloquial expression for an onset case of explosive diarrhea.
Don't in that bathroom brooooh. That stool has red eye gravy all over. Someone spattered it up good.
by Pierce Hyman February 28, 2017
gravy made from country (i.e salt-cured) ham instead of beef.
Shiit, man, you don' know bout no red-eye gravy.
by crack January 26, 2004