Lit. “erasing, canceling. The word is generally used in Muslim books for pardon and forgiveness. It occurs eight times in the Qur’an. e.g Surah ii. 286, “Lord, make us not to carry what we have not strength for, but forgive us and pardon us and have mercy on us.” Surah iv 46, “Verily God pardons and forgives.
Al’ Afu is one of the ninety-nine special names. of God. It means “one who erases or cancles;” “The Eraser (of sins).” See Qur’an. Surah iv. 51.
Based on Hughes, Dictionary of Islam