Initialism of roll-your-own.

plural of RYO

(India) A farmer or tiller of the soil.

plural of ryot

(fashion, slang) The area of bare skin above the top of above-the-knee socks but below the hemline of a miniskirt or set of shorts.

(historical) In British India, a system used to collect revenues directly from the ryots (cultivators of agricultural land), as opposed to zamindari, where revenues were collected indirectly through zamindars.

plural of ryokan

A traditional Japanese inn with communal baths and other public areas.

plural of ryotei

A kind of luxurious traditional Japanese restaurant.