Known as the mark of death, Is a kiss whether on cheek or lips. That symbolizes the one being kissed, being marked for death. In Pop Culture, It is often given to a Member of the Mafia by the Godfather on reasons of Betray.

A person with an outwardly dominant, masculine, or aggressive personality, but who also enthusiastically takes on the submissive or "bottom" role in the bedroom.

When a woman you're trying to get with delivers the fatal blow, signifying her interest only to be "friends" with you. From this vicious blow there is no recovery. Once the "kiss of death" has been administered, one may as well give up on that woman.

The Kiss of Death was a kiss on the cheek to signify death of the reciever, delivered by a mob boss or someone with such influence.

When a male and a female smoke weed and exchange the smoke inhaled by locking lips.

When you eat peanut butter and then kiss someone who is allergic to peanuts.

a blowjob that's so good you blow your load in approximately 10 seconds.