حَصًى
1.
Pebbles, or small stones: (K:) things that one throws, like the dung of sheep or goats: (ISh, TA:) n. un. حَصَاةٌ: (S, Msb, K:) plural حَصَيَاتٌ (S, K) and حُصَىٌّ (K) and حِصِىٌّ, thus, also, in [some of] the copies of the K. (TA.) [Hence,] طَرْقُ الحَصَى [Pessomancy; also termed الضَّرْبُ بِالحَصَى;] a certain kind of divination. (Har p. 655.) And بَيْعُ الحَصَاةِ
The bargaining by one of the two persons' saying, When I throw the pebble to thee, the sale is binding, or settled, or concluded: or by his saying, I sell to thee, of the commodities, that upon which thy pebble shall fall when thou throwest it: or I sell to thee the portion of the land extending to the place which thy pebble shall reach: all of which practices are forbidden. (TA. [See also 3 in article نبذ.]) And حَصَاةُ القَسْمِ
A pebble which is put into a vessel, into which is then poured as much water as will cover it; this being done when they are journeying and have but little water, which they thus apportion. (K in article قسم.)
2.
حَصَى لُبَانٍ is a vulgar term for عَسَلُ
اللَّبْنَى, (K in article عسل,) i. e. المَيْعَةُ [generally applied to Storax, or styrax], which is sometimes used for fumigation. (TA in article لبن.) [In the present day, pronounced حَصَى لِبَان, and applied to Frankincense: or the coarser tears thereof; manna thuris. Also to The officinal rosemary; rosmarinus officinalis.]