noun
prop comedy; fooling around with objects
A type of improvised comedy act where the performer uses objects in playful or unexpected ways, common in Japanese variety shows and manzai.
あの芸人はモノボケが得意だ。
That comedian is good at prop comedy.
バラエティ番組でモノボケを見て笑った。
I laughed watching prop comedy on the variety show.
ボケ is the general term for the 'straight man' or 'boke' role in manzai comedy, while モノボケ specifically refers to using objects for comedic effect.
Compound of 物 (もの, 'thing, object') and ボケ (ぼけ, 'comic fooling around'). The term likely emerged from Japanese comedy culture.