a Muslim messianic leader; esp., such a leader and prophet expected by Muslims to appear on earth before the world ends
Origin of MahdiArabic mahdīy, one guided aright ; from hadā, to lead aright
nounpl. Mah·dis Islam
- a. The messiah prophesied to appear at the world's end and establish a reign of peace and righteousness.b. In Twelver Shia belief, the 12th imam, who is expected to emerge from occultation to fulfill this role.
- A person who claims to be or is seen as the messiah.
Origin of MahdiArabic mahdī, rightly guided one, Mahdi, passive participle of hadā, to lead; see hdy in Semitic roots.