maschiff n. Share definition Flag I man or woman who is unusually obese, mildly to untolerably mentally retarded,and has extremely lethargic, sloth-like reflexes. Did you see Nick yesterday, he is such a huge maschiff! maschiff n. by Dan Z. May 15, 2005 0 0 Get merch Get the maschiff n. mug. Buy Now — $32.95 See more merch