The opposite of marvelous. South African slang word. Describes an unsatisfactory situation, place, object, person or outcome. unacceptable, substandard, disappointing, insufficient, inadequate, poor
Oh my gosh, that guy is seriously unmarvelous! Your coffee making skills are shockingly unmarvelous! Your below average IQ is staggeringly unmarvelous!
by thenaughtons April 20, 2012