A singing-talentless person who deliberately chooses songs at karaoke that are painful to listen to and who uses their power or authority to inflict their singing on others.
John: Man, President Watanabe's singing is terrible! Why does he always take us to karaoke? And he's the boss so I can never say no...
Yumiko: That guy is a pure karaoke sadist!
Yumiko: That guy is a pure karaoke sadist!
by Lex Sleuthor May 29, 2009