A monocotyledonous plant (Allium cepa), allied to garlic, used as vegetable and spice. / The bulb of such a plant. / (uncountable) The genus Allium as a whole. / (slang, of a drug) An ounce.

plural of onion

A surname from Welsh [in turn originating as a patronymic].

Flavoured or made with onion.

(informal, rare) Flavoured with, or converted into, onion; made oniony.

plural of Welsh onion

plural of green onion

A ring-shaped piece of onion formed from a way of cutting through the natural shell structure of the onion. / A food composed of onions cut into rings, that are then battered and deep-fried.

A type of onion with reddish purplish skin.

A relatively flat, oval onion, originally from northern Italy.