a sin committed with a clear knowledge of its guilt, with full consent of the will, and concerning a grave matter; where circumstances allow ...

an unpardonable sin entailing a total loss of grace; "theologians list seven mortal sins"
wordnet.princeton.edu/perl/webwn

Mortal Sin is an Australian thrash metal band that formed in 1985. The group formed around singer Mat Maurer and drummer Wayne Campbell in Sydney. ...

According to the beliefs of Roman Catholicism, a mortal sin is a sin that, unless confessed and absolved (or at least sacramental confession is willed if not available), condemns a person's soul to Hell after death.


[This message has been edited by Dnj (edited 02-07-2008).]