أَسْخَمُ
2.
[The feminine] سَخْمَاءُ is said to be applied to wine (خَمْر) as meaning Inclining to blackness: but what has been said above [apparently as to the word and the meaning] is more approved. (TA.)
3.
Also, applied to a [stony tract such as is termed] حَرَّة, Of which what is smooth, or soft, or plain, thereof, is intermixed with what is rugged. (K.)