jihadist noun 3adjective 1forms 3 noun3 •One who participates in a jihad, an Islamic holy war or conflict; a mujahid. •An adherent of jihadism. •One who is militant for their religion (or irreligion).[…] only a matter of time before Christian jihadists start strapping bombs to their bodies and going off on suicide missions in the name of Jesus Christ. — 2006 adjective1 •Pertaining to the Islamic fundamentalist doctrine of jihadism, which advocates armed jihad. formsjihadists · more jihadist · most jihadist