Someone who can't show any restraint when tempted by something.

A very mean derogatory insult to a person - like a douche bag or a fuckin' asshole but worse.
Hey, hey, hey! Chill out! Hang on a sec, you, cum guzzling dick junky! How can ya be so impatient?!

For God's sake, get the fuck outta here, you, cum guzzling dick junky!!! Piss off!
by Alistair & Alex November 23, 2008
Get the cum guzzling dick junky mug.