is an oxymoron.Prior Enlisted Officer
ox·y·mo·ron ( P ) Pronunciation Key (ks-môrn, -mr-)
n. pl. ox·y·mo·ra (-môr, -mr) or ox·y·mo·rons
A rhetorical figure in which incongruous or contradictory terms are combined, as in a deafening silence, mournful optimist and enlisted officer.