noun, noun which may take the genitive case particle 'no'
genuine article; real thing; real deal
Slang formed by reversing the syllables of ほんもの (本物). Used in casual speech to emphasize authenticity.
See also: 本物 (ほんもの)
この時計、モノホンだよ。
This watch is the real deal.
あの店はモノホンの骨董品を扱っている。
That shop deals in genuine antiques.