A believer of Islam who fights in a holy war or jihad. This word can be tied to the concept of "struggle"; so the definition could be {one who struggles (fighting) against an enemy of Islam, Muslims, &/or Allah.}
The mujahideen will be the resistance to those who try and destroyIslam.
A dangerous and psychotic killer usually found in the middle east who professes the "faith" of Islam and is often found beheading poor chaps from the western world in order to further advance his personal glory in the eyes of Allah.
Raised in a mass-hysteric religion which promotes horrific violence to satisfy a bloodthirsty god, these hidden predators know no true happiness in life and merely fester within their own anger, like a frustrated animal in a self-wrought cage.
Someone who jumps from one relationship immediately into another one.
Serial monogamists can not stand to be alone and often suffer from vast commitment and insecurity issues.
Because they jump into relationships immediately after the previous one has ended, serial monogamists typically don't take the time to reflect on their behavior or why their previous relationships failed; thus, they end up making the same relationship mistakes over and over again.
Person 1: Damn, Dustin already has a new girlfriend?! It's only been two weeks since he broke up with his fiance! I think he's a sociopath.