A word commonly used to describe those who are lowlife and have no realistic goals with their lives. Often used to also describe those who are criminally inclined, enjoy bullying others for pleasure and entertainment, think that they are champagne in a fall glass when they're luke warm piss in a cup and act like they are the village hardman but are nothing more than a cowardly quim on the side of the road.

Someone with no remorse, particularly when backstabbing or stealing from friends.

A person of poor judgement and no class.

A low-life human being who is as worthless as a used rubber.

A reprehensible person with no morals and holds no regard for anyone but him/herself.

A person with no sense of propriety, decency or discretion.

A scum bag is a used condom or rubber.

The term itself is more often used to describe an individual who has a worth of equal or lesser value to a scum bag in the opinion of the one using the term.