فحم

فَحْمٌ ذ and ↓ فَحَمٌ, (S, Msb, K,) the latter sometimes occurring, (S, Msb,) like نَهْرٌ and نَهَرٌ, (S,) [ Charcoal; this is what is meant by its being said to signify] extinct coal; (M, K;) a thing well known; (S, Msb;) as also ↓ فَحِيمٌ; (S, K;) or, accord. to ISd, this may be a pl. of فَحْمٌ, [or a quasi-pl. n.,] like as عَبِيدٌ is of عَبْدٌ, and مَعِيزٌ of مَعْزٌ, &c.: (TA:) the n. un. [meaning a piece of charcoal ] is ↓ فَحْمَةٌ, (S, K, TA,) but not فَحَمَةٌ. (TA.) -A2- And فَحْمٌ signifies also The draught that is drunk in [ any one of ] the times denoted by the word فَحْمَةٌ [q. v.]: (K, TA:) like the غَبُوق and صَبُوح and جَاشِرِيَّة and قَيْل: but it is disapproved by Az. (TA.) ― -b2- [Accord. to the TK, it is an inf. n. of which the verb is ↓ فَحَمَ, aor. فَحَمَ , signifying He (a man) drank in the فَحْمَة of the عِشَاآء: but of this I find not any confirmation.]