A stereotypical favored delicacy of rednecks, mentioned to flag someone as being of poor breeding. Its usage was amplified by Chris Rock, who described America as being full of white trash who are broke-ass, livin' in trailer homes, ..., eatin' mayonnaise sandwiches, listenin' to John Cougar Mellencamp records Example: Observe mullet on that guy. You think he just got through eating mayonnaise sandwiches for lunch?
MAYONNAISE SANDWICHES
Meaning of MAYONNAISE SANDWICHES in English
Slang English vocab. Английский сленговый словарь. 2012