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n. pl. 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.
2. A person who claims to be or is seen as the messiah.

[Arabic mahdī, rightly guided one, Mahdi, passive participle of hadā, to lead; see hdy in Semitic roots.]

Mah′dism n.
Mah′dist n.


1. (Biography) the title assumed by Mohammed Ahmed. ?1843–85, Sudanese military leader, who led a revolt against Egypt (1881) and captured Khartoum (1885)
2. (Islam) Islam any of a number of Muslim messiahs expected to convert all mankind to Islam
[Arabic mahdīy one who is guided, from madā to guide aright]
ˈMahdism n
ˈMahdist n, adj


(ˈmɑ di)

n., pl. -dis.
1. the Muslim messiah destined to establish a reign of righteousness throughout the world.
2. a claimant to this role.
[1790–1800; < Arabic mahdīy he who is guided]
Mah′dism (-dɪz əm) n.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.Mahdi - (Islam) a messianic leader who (according to popular Muslim belief) will appear before the end of the world and restore justice and religion
Mohammedanism, Muhammadanism, Muslimism, Islam, Islamism - the monotheistic religious system of Muslims founded in Arabia in the 7th century and based on the teachings of Muhammad as laid down in the Koran; "Islam is a complete way of life, not a Sunday religion"; "the term Muhammadanism is offensive to Muslims who believe that Allah, not Muhammad, founded their religion"


[ˈmɑːdɪ] Nmahdi m
References in classic literature ?
They were the divinities of Arabia and of the Mamelukes who wished their troopers to believe that the Mahdi had the power of preventing them from dying in battle.
He set out to lead us into Asia, by way of the Red Sea, through a country where there were palaces for halting-places, and nothing but gold and diamonds to pay the troops with, when the Mahdi comes to an understanding with the Plague, and sends it among us to make a break in our victories.
Haroun-al-Raschid, son of Mahdi, sends this letter to Mohammed Zinebi, his cousin.
It was a year since he had seen the Emirs stretched close and still round the reddened sheepskin where lay El Mahdi, the Prophet of God.
Saudi Arabia's deputy crown prince has shut the door on any future dialogue with Iran, citing Shia Muslim expectation of the return of Imam Mahdi as a deal breaker for any future communication.
In a dark suit and striped tie, Ahmad Al Faqi Al Mahdi, right, stood and calmly told judges he was admitting guilt "with deep regret and great pain" and advised Muslims around the world not to commit similar acts, saying "they are not going to lead to any good for humanity".
BAGHDAD / NINA / Former President Jalal Talabani discussed with the oil minister, the leader of the Islamic Supreme Council, Adel Abdul Mahdi, the political, economic and security situation in the country.
The video, shared online by activists from the International Solidarity Movement (ISM) group, shows Mahdi Muhtasib as he lay wounded on the street close to the Salaymeh (160) checkpoint, by the Ibrahimi Mosque in the old city of al-Khalil (Hebron) three days ago.
Mahdi, the leader of the National Umma Party, is a former prime minister who was ousted from government by current President Omar Hassan al-Bashir in 1989.
The Club de Madrid and its Members - 96 democratic former Heads of State and of Government from over 60 countries - strongly condemn yesterday's arrest of Sudanese opposition leader, Sadiq Al Mahdi, an unflinching champion of Democracy and a distinguished and respected Member of our organization and our mission of fostering democratic values and leadership in his country and around the world.
Bateaux Dubai has appointed Raydan Abou Mahdi as the new chef de cuisine on board the Dubai dining cruise.
A la suite de l'affirmation de Rached Ghannouchi a France 24 qu'Ahmed Brahim etait l'un des leaders politiques a avoir propose le nom de Mahdi Jomaa pour le poste de Chef de Gouvernement , Ahmed Brahim a dementi cette information , soulignant qu'il ne connaissait pas Mahdi Jomaa et que son parti ,Al-Massar ,n'a pas appuye sa candidature, ni participe a la seance de son election .