صم

صِمْصِمَةٌ ذ A company, or collection, (M, K,) of men; like زِمْزِمَةٌ; neither of which words is formed by substitution from the other: (M, TA: [in the TA in art. زم, this is said of زِمْزِمَةٌ and ضِمْضِمَةٌ:]) pl. [or rather coll. gen. n.] ↓ صِمْصِمٌ. (M, K.) ― -b2- Also The middle of a people or party; and so ↓ صَمْصَمَةٌ. (K.) ― -b3- And A rugged [ hill such as is termed ] أَكَمَة, of which the stones are almost erect. (En-Nadr, TA.)