مُوءْمِنٌ
1.
[act. particle n. of 4; Rendering secure, &c.]. المُوءْمِنُ is an epithet applied to God; meaning He who rendereth mankind secure from his wronging them: (T, S:) or He who rendereth his servants secure from his punishment: (M, IAth:) i. q.
المُهَيْمِنُ, (M,) which is originally المُوءَأْمِنُ; [for the form مُفْعِلٌ is originally مُوءَفْعِلٌ;] the second ء being softened, and changed into ى, and the first being changed into ه: (S:) or the Believer of his servants (Th, M, TA) the Muslims, on the day of resurrection, when the nations shall be interrogated respecting the messages of their apostles: (TA:) or He who will faithfully perform to his servants what He hath promised them: (T, TA:) or He who hath declared in his word the truth of his unity. (T.)
2.
[Also Believing, or a believer; particularly in God, and in his word and apostles &c.: faithful: trusting, or confiding: &c.: see 4.]