- a fatal or destructive relationship or action: The support of the outlawed group was the kiss of death to the candidate.
- an act or relationship that has fatal or disastrous consequences
An action or relationship that is ultimately ruinous. For example, Some regard a royal divorce as a kiss of death to the monarchy. This term alludes to the betrayal of Jesus by Judas Iscariot, who kissed him as a way of identifying him to the soldiers who came to arrest him (Matthew 26: 47–49). It dates only from about 1940 but was previously called a Judas kiss.