زم

سَحَابٌ زَمْزَامٌ ذ Clouds thundering, but not loudly and clearly. (AHn, TA.) [Accord. to one passage in the TA, زَمْزَامٌ seems to be expl. by IKh as meaning Thundering much: but the passage appears to be incorrectly transcribed.] ― -b2- See also زَمْزَمٌ.