Liddell-Scott-Jones

θύλακος (thulakos) a purse ^G:N-M

θύλακος [ῡ], ὁ,

sack, especially to carry meal in, [Refs 5th c.BC+]; δερῶ σε θύλακον I'll make a bag of your skin, [Refs 5th c.BC+]; contemptuous word for a garment, ὁ Τηλαύγους θ. probably in [Refs 5th c.BC+]; τῇ χειρὶ δεῖν σπείρειν, ἀλλὰ μὴ ὅλῳ τῷ θ. [Refs 6th c.BC+]

__2 sack in which the eggs of the tunny are enveloped, [Refs 4th c.BC+]
__II in plural, slang term for the loose trousers of Persians and other Orientals, [Refs 5th c.BC+]
__III ball used for physical exercise, [Refs 2nd c.AD+]