plural onions
1
: a widely cultivated Asian herbaceous plant (Allium cepa) of the amaryllis family that has a pungent edible bulb and that is closely related to the garlic, chive, and leek
also
: its bulb
2
: any of various usually ornamental alliums (such as Allium amplectens or A. caeruleum) related to the onion
Examples of onion in a Sentence
The recipe calls for chopped onions.
He is growing onions in the garden this year.
The recipe calls for chopped onion.
Recent Examples on the Web
Sticking with onions, a quick flip through the books on my desk revealed the prevalence of the paradox.
—
Yotam Ottolenghi, New York Times, 22 May 2024
From here, the tour winds through different rooms: coal, tortilla, meat, avocado, salsa, onions, taquería, adobada.
—Alexandra Mendoza, San Diego Union-Tribune, 19 May 2024
See all Example Sentences for onion 
Yotam Ottolenghi, New York Times, 22 May 2024
From here, the tour winds through different rooms: coal, tortilla, meat, avocado, salsa, onions, taquería, adobada.
—Alexandra Mendoza, San Diego Union-Tribune, 19 May 2024
See all Example Sentences for onion
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'onion.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Dictionary Entries Near onion
Cite this Entry
“Onion.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/onion. Accessed 28 May. 2024.
Copy CitationKids Definition
onion
noun
on·ion
ˈən-yən 
: a widely grown Asian herb related to the lilies and having edible bulbs that have a sharp odor and taste and are used as a vegetable and to season foods
also
: its bulb
Love words? Need even more definitions?
Merriam-Webster unabridged
Share