Noun, derived from Farsi: rectum,anus,ass hole, also bhung hole: impolite term for male Islamic homosexual receptor. Also, by implication, any raghead, especially Afghans, Iraqi insurgents, or other 911 ghost writers.
Compare with: kraut,dink,gomer
"Hey Sarge, did you see that djhimbhab's face when he got hit with that .50 cal tracer?"
"Say hello to Allah, Djhimbhab"