أَعْمَهُ

[Its feminine] عَمْهَاءُ, applied to a land (أَرْضٌ), signifies Having in it no signs of the way (S, Msb, K) to guide to safety. (Msb.) [Hence, according to the Msb, the verb عَمِهَ explained above: but some hold it to be tropical: see 1, last sentence.]