عصب

8 اعتصب بِالعِمَامَةِ ذ [ He attired himself, or surrounded his head, with the turban ], and بِالتَّاجِ [ with the crown ]. (S, O.) And اعتصب التَّاجَ عَلَى رَأْسِهِ He encircled his [own] head with the crown. (Az, TA.) ― -b2- اعتصب النَّاقَةَ: see 1, in the middle of the first quarter. ― -b3- اعتصبوا They became formed, or collected, into companies such as those whereof one is called عُصْبَة: (K:) or, into one of such companies. (M, L, TA.) [See also 12.] ― -b4- اعتصب بِهِ: see 5, last sentence.