Meaning

noun a Turkish unit of weight equal to about 2.75 pounds

noun a Turkish liquid unit equal to 1.3 pints

noun South American wood sorrel cultivated for its edible tubers

originFrom Italian oca, from French oque, from Ottoman Turkish اوقه (okka). Doublet of ounce, inch, uncia, ouguiya, and awqiyyah.

Etymology from Wiktionary, CC BY-SA 3.0