1) Custom 2) Tradition 1) Sunna 2) Sunnah 
Hadith (حديث, θ or θ) in religious use is often translated as `tradition`, meaning a report of the teachings, deeds and sayings of the Islamic prophet Muhammad. The hadith literature was compiled from oral reports that were present in society around the time of their compilation after the death of Muhammad. Bukhari`s collection is conside......
Collection of the teachings of Muh ...
A narrative report of what the Prophet Muhammad said and did based on the accounts of his followers, which supplements the Koran (Smith and Green 1995
The sayings and deeds of the prophet Muhammad recorded by his followers. Considered authoritative and perfect. A saying is called a Sunnah.
noun (Islam) a tradition based on reports of the sayings and activities of Muhammad and his companions
Collection of the teachings of Muhammad and stories about his life, regarded by Muslims as a guide to living second only to the Koran. The teachings were at first transmitted orally, but this led to a large number of Hadiths whose origin was in doubt; later, scholars such as Muhammad al-Bukhari (810–870) collected together those believ...
A collection of Muhammad's sayings and deeds, known as the Traditions, which is commonly taught as a part of Islamic theology. Hadiths are explanations and interpretations of Muhammad's living example.