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8.
A reprehensible person with no morals and holds no regard for anyone but him/herself.
A prime example is the English footballer John Terry a truly disgusting human being a total scumbag.
by sillybeggar November 19, 2012
 
9.
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.
Ewww... our hotel room has scum bags under the covers!!!

Which one of you scumbags took the last piece of pie!

That scumbag cut me off!

How not to use it: O Granny, you're such a scumbag.
by wobblyheadeddann February 18, 2006
 
10.
A sleazy no shame having sub human
My gym teacher who showed up at a bar 6 years after graduation to pick up girls from his old gym classes is a Scum Bag
by Syce January 14, 2008
 
11.
Dublin equivalent of chav and spide. Usualy deals drugs and impregnates underage Girls.
She's 14 ye balydin Scumbag!
by Desigol November 19, 2004
 
12.
someone who is extrememly dirty and the biggest dirtball in your school
Ian Lotz is the biggest scumbag in the world!
by scummyruss April 07, 2011
 
13.
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.
Ewww... our hotel room has scum bags under the covers!!!

Which one of you scumbags took the last piece of pie!

That scumbag cut me off!

How not to use it: O Granny, you're such a scumbag.
by wobblyheadeddann April 13, 2006
 
14.
1) A piece of shit drug dealer or low life anywhere in the US.

2) Specific to New England the scum bag is a heritage. Defined as a way of life or description of somebody.

A New England scum bag will:

Smoke cigarettes at an early age
Vandalize property
Kill animals
Listen to heavy metal
Have no regard for school, people, or life
Use drugs (mostly Marijuana but also hard Meth use)
Own a truck or some large vehicle
Own lots of land, guns, and live near woods
Occasionally deal drugs
Frequently break the law
Smoke a Cigarette down to the filter to get as much a high as possible out of the 'bacco
* A lot of New England scum bags will surprisingly succeed at alot of things
Alex: Yo, dude. That bud you sold me was the shit! Anyway can you steal some Cig's from the mini-mart? Oh, and some condoms.
Ryan: Shut the fuck up man, ill fucking kill you. Were gonna score some booze tonight man, you in?
Alex: Nah, me and my cuz are gonna smoke some crystal and joy ride down by the power lines.
Mason: Whispers* hahah! alex is such a scum bag
by sweetdream420$ November 28, 2010