terracist

1) One who believes that all terrorists are members of a specific cultural group
2) One who believes that all members of a specific groups are terrorists

in the West, especially one who believes that all Muslims are terrorists.

Tom: OMG did you see that terrorist?!
Jim: What?! Where?!
Tom: Over there?
Jim: Behind the man in the turban?
Tom: No! It's him!
Jim: ... fuck you; you're such a terracist.