Clouds (سَحَاب) in which is heard theعَزِيف (i. e. confused and continued sound [or rumbling], S) of thunder. (S, O, K, *) And Rain sounding, or sounding vehemently; synonym مُجَلْجِلٌ. (TA.) And Sand causing a sound [such as is termedعَزِيف (q. v.)] to be heard; as also ↓عَازِفٌ. (TA.)