- oka - a Turkish unit of weight equal to about 2.75 pounds
--1 is a kind of weight unit, weight
- oka - a Turkish liquid unit equal to 1.3 pints
--2 is a kind of liquid unit, liquid measure
- oca, oka, Oxalis tuberosa, Oxalis crenata - South American wood sorrel cultivated for its edible tubers
--3 is a kind of oxalis, sorrel, wood sorrel
- oka - a Turkish liquid unit equal to 1.3 pints