LatinLanguage phrase meaning "by my own fault". Mea ''maxima'' culpa means "by my own very great fault". Occurs in Enigma's song. ''What is Enigma's song?'' Its track 4 of MCMXC a.D. : http://www.geocities.com/bgenigma2000/albums/mcmxcad.htm Many Roman Catholics or LRC (lapsed Roman Catholics) may remember the phrase " Mea Culpa, Mea Culpa, MeaMaximaCulpa " recited while "beating the chest" during the veneration of host.