أَعْجَرُ
1.
2.
Anything having knots: (TA:) and so
عَجِرٌ applied to a string, or thread: (Ham p. 815:) and the former, knotty, or having many knots. (TA.) [Hence,] عَجْرَاءُ [for عَصًا عَجْرَاءُ] A staff, or stick, knotted, or having knots. (A, O, K.) One says, ضَرَبَهُ
بِعَجْرَاءَ مِنْ سَلَمٍ [He beat him, or struck him, with a knotted staff, or stick, of wood of the
سَلَم]. (TA.)
3.
It is also applied to a sword [as meaning Having, in its diversified wavy marks, what resemble knots: see عُجْرَةٌ, and see also the paragraph next following this]. (TA.)