What does saccīnus mean in Latin?

saccīnus, a adjective, means “Made of haircloth.”.

How do you pronounce saccīnus?

In classical Latin, [sakˈkiː.nʊs]; in ecclesiastical (church) Latin, [satˈt͡ʃiː.nus].

adjectivefirst/second-declension adjective

saccīnus (feminine saccīna, neuter saccīnum)

Classical[sakˈkiː.nʊs]Ecclesiastical[satˈt͡ʃiː.nus]

singular
form	masculine	feminine	neuter
nominative	saccīnus	saccīna	saccīnum
genitive	saccīnī	saccīnae	saccīnī
dative	saccīnō	saccīnae	saccīnō
accusative	saccīnum	saccīnam	saccīnum
ablative	saccīnō	saccīnā	saccīnō
vocative	saccīne	saccīna	saccīnum

plural
form	masculine	feminine	neuter
nominative	saccīnī	saccīnae	saccīna
genitive	saccīnōrum	saccīnārum	saccīnōrum
dative	saccīnīs	saccīnīs	saccīnīs
accusative	saccīnōs	saccīnās	saccīna
ablative	saccīnīs	saccīnīs	saccīnīs
vocative	saccīnī	saccīnae	saccīna

saccīnus, a, um saccus, II.,

I. made of hair-cloth: pallium, Vulg. Zach. 13, 4.

From saccus (“garment of haircloth”).