bullshido

Etymology
. Attested from 1996, and popularized by the bullshido.net website from 2002.

Noun

 * 1)  martial arts fraud, especially exaggerated or fraudulent claims regarding the biography, lineage, skills or experience of martial arts instructors
 * We understand the spirit of Bushido better than anyone. Or was that Bullshido? (comp.sys.ibm.pc.games.flight-sim, 22 August 1996)