أَفْلَحُ

Having a fissure, or crack, in the under lip: (S, Mgh:) or a man having what is termed فَلَحٌ in his lip: feminine فَلْحَاءُ. (L.) 'Antarah El- 'Absee was surnamed الفَلْحَاءُ because of a fissure in his under lip; the feminine form of the epithet being used because الشَّفَةُ (the lip) is feminine; (S, L;) or because his name is feminine (L.) [See also أَعْلَمُ.]