Word.ws English Dictionary

onion

Syllables: on·ion/ˈʌnjən//ˈʌnj(ə)n/

onion noun: a monocotyledonous plant (Allium cepa), allied to garlic, used as vegetable and spice. Also the alternative letter-case form of Onion.

onion: a monocotyledonous plant (Allium cepa), allied to garlic, used as vegetable and spice
Image: Acomasga, CC BY-SA 4.0, via Wikimedia Commons

Noun (1)

onion (plural onions)

  1. A monocotyledonous plant (Allium cepa), allied to garlic, used as vegetable and spice.
    • Some of the weeds that cause an undesirable flavor in milk are: onion, tarweed, scaleweed, garlic, mustard, pepper grass.1944, Oregon. Agricultural experiment station, Circular of Information - Issues 323-395, page 3
    • To get started, how about creating an edible window box? Sowed in the spring, salad seeds like radish, lettuce and spring onion will germinate so quickly that you'll be harvesting a crop in a month or two.2021, Rose Ray, Caro Langton, Into Green: Everyday Ways to Find and Lose Yourself in Nature, page 62
  2. The bulb of such a plant.
    • My eyes are stinging from the chopped onions.
    • Among the ancient Greeks, onions are most frequently mentioned as a stimulus to sexual desire.1961, Harry E. Wedeck, Dictionary of Aphrodisiacs, New York: The Citadel Press, page 158
  3. Any of various plants, mostly of the genus Allium, that are more or less similar to Allium cepa.
    • Many onions are delicious; domesticated onions such as Allium cepa and Allium fistulosum are especially good, but even wild onions such as Allium canadense and Allium validum are nice in small doses.
  4. (slang) Of a drug, an ounce.
  5. (obsolete, slang) A ball.
  6. (obsolete, slang) A watch-seal.
    • […] M was a Magsman, frequenting Pall-Mall; / N was a Nose that turned chirp on his pal; / O was an Onion, possessed by a swell; / P was a Pannie, done niblike and well. […]1846, George William MacArthur Reynolds, The Mysteries of London, page 60
  7. (slang, 4chan slang) Soy, particularly when used in compound words related to the soy boy stereotype.

Noun (2) capitalized: Onion

Onion (plural Onions)

  1. (slang, Bermuda) An inhabitant of Bermuda; a Bermudian.

Also used as

onion is also the alternative letter-case form of Onion.

onion is also the ellipsis of flaming onion.

onion meaning in Hindi, Tamil, Marathi and Urdu

onion in Hindi

Allium cepa
पियाज़ piyāz, प्याज़ pyāz, कांदा kāndā

onion in Tamil

Allium cepa
வெங்காயம் veṅkāyam

onion in Marathi

Allium cepa
कांदा kāndā
bulb
कांदा kāndā

onion in Urdu

Allium cepa
پِیاز piyāz, پْیاز pyāz, کانْدا kāndā
More languagesFewer languages
onion in Bengali
পেঁয়াজ pẽẏaj
onion in Telugu
ఉల్లి ulli, ఎర్రగడ్డ erragaḍḍa, నీరుల్లి nīrulli, ఉల్లిగడ్డ ulligaḍḍa
onion in Malayalam
സവാള savāḷa, സവോള savōḷa, ഉള്ളി uḷḷi, സബോള sabōḷa
onion in Kannada
ಈರುಳ್ಳಿ īruḷḷi
onion in Punjabi
ਗੰਢਾ gaṇḍhā, ਗਠਾ gaṭhā, ਪਿਆਜ਼ piāza, گَنْڈھا ganḍhā
onion in Gujarati
ડુંગળી ḍuṅgaḷī
onion in Odia
ପିଆଜ piāja
onion in Sanskrit
उष्ण uṣṇa, दीपन dīpana, सुकन्द sukanda
onion in Sinhala
ලූණු lūṇu, ලූනු lūnu
onion in Assamese
পিয়াঁজ piãz, পনৰু ponoru
onion in Nepali
प्याज pyāj
onion in Pashto
پياز pyāz
onion in Tagalog
sibuyas
onion in Arabic
بَصَل baṣal, بصل baṣal, بصلة baṣala, بُصَل bʊṣəl
onion in Malay
bawang, bawang merah
onion in Indonesian
bawang
onion in Persian
پِیَاز piyāz, سوخ sōx, پِیاز piyâz
onion in Thai
หอมใหญ่ hɔ̌ɔm-yài, หัวหอม hǔua-hɔ̌ɔm
onion in Vietnamese
hành tây, hành
onion in Myanmar
ကြက်သွန်နီ krakswanni, ကြက်သွန် krakswan
Sindhi
بَصَرُ baṣaru
Dhivehi
ފިޔާ fiyā
Kashmiri
گَنڈٕ ganḍụ
Dzongkha
སྒོགཔ sgogp

Examples of onion in a sentence

  • You can have plain green beans, or gussie them up with a bit of cheese and onion.
  • Mince tastes really good fried in a pan with some chopped onion and tomato.
  • The ingredients of a Spanish omelette are potatoes, eggs, onion, and a little salt.

All 40 example sentences with onion

Synonyms of onion

Forms of onion

pluralonions
pluralOnions
alternative formonion
alternative form (obsolete)onyon

Plural of onion: onions

Origin of onion

From Middle English onyoun, oynoun, from Old French oignon, from Latin ūniōnem, accusative of ūniō (“onion”), which had also been borrowed into Old English as yne, ynnelēac (“onion”) (> Middle English hynne-leac, henne-leac). Displaced the inherited term ramsons. * (soy): Stems from a 4chan word filter which changes the word soy to onions. The word filter was implemented in relation to the "alpha onion eater" meme, which is depicted as the direct opposite of the soy boy.

In reference to the large quantities of onions grown on Bermuda.

Words formed from onion

Phrases with onion

72 more phrasesFewer phrases

Words that rhyme with onion

Questions about onion

What does onion mean?
Onion means a monocotyledonous plant (Allium cepa), allied to garlic, used as vegetable and spice.
What is onion in Hindi?
Onion in Hindi is पियाज़ (piyāz), प्याज़ (pyāz), कांदा (kāndā). See Onion meaning in Hindi.
What part of speech is onion?
Onion is a noun.
How do you pronounce onion?
Onion is pronounced /ˈʌnjən/ (UK).
What is the plural of onion?
The plural of onion is onions.

Words near onion in the dictionary

  1. oning
  2. oniochalasia
  3. oniomania
  4. oniomaniac
  5. oniomaniacs
  6. onion
  7. onion bag
  8. onion bags
  9. onion booties
  10. onion booty
  11. onion bottle

Source and license

Adapted from Wiktionary: onion (page history and authors); Onion (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: En-uk-onion.ogg, en-us-onion.ogg.

Cite this entry: “onion.” Word.ws, https://word.ws/onion. Based on Wiktionary, CC BY-SA 4.0.