Word.ws English Dictionary

acorn

UK/ˈeɪ.kɔːn//ˈeɪ.kɔɹn/

acorn noun: the fruit of the oak, being an oval nut growing in a woody cup or cupule.

acorn: the fruit of the oak, being an oval nut growing in a woody cup or cupule
Image: Ivar Leidus, CC BY-SA 4.0, via Wikimedia Commons

Noun

acorn (plural acorns)

  1. The fruit of the oak, being an oval nut growing in a woody cup or cupule.
  2. A cone-shaped piece of wood on the point of the spindle above the vane, on the mast-head.
  3. See acorn-shell.
  4. (informal) The glans penis.
    • The Romans, likewise, represented the uncouth Priapus—the god of rustic fertility and sexual assault—as comically well endowed, with his acorn showing.2021, A. W. Strouse, Form & Foreskin: Medieval Narratives of Circumcision
  5. (plural-normally, slang) A testicle.

Proper noun capitalized: ACORN

ACORN

  1. (US, abbreviation, acronym) Acronym of Association of Community Organizations for Reform Now.

acorn meaning in Hindi, Tagalog, Arabic and Persian

acorn in Hindi

fruit of the oak tree
बाँजफल bāñjphal

acorn in Tagalog

fruit of the oak tree
ensina, belyota

acorn in Arabic

fruit of the oak tree
بَلُّوط ballūṭ, بَلُّوطَة ballūṭa

acorn in Persian

fruit of the oak tree
بلوط balut
More languagesFewer languages
acorn in Thai
ผลต้นโอ๊ก pǒn-dtôn-óok
acorn in Vietnamese
hạt sồi
Dhivehi
ކަށި ބުރޮޅި kaṣi buroḷi

Examples of acorn in a sentence

  • Don't give up on the project - mighty oaks from little acorns grow!
  • Even a blind squirrel finds an acorn sometimes.
  • Acorns come in spherical and fusiform varieties.

All 30 example sentences with acorn

Forms of acorn

pluralacorns
alternative formachorn

Plural of acorn: acorns

Origin of acorn

Inherited from Middle English acorn, an alteration (after corn) of earlier *akern, from Old English æcern (“acorn, oak-mast”), from Proto-West Germanic *akarn, from Proto-Germanic *akraną (“fruit; acorn, nut”), from Proto-Indo-European *h₂égrō (“berry”). Cognates Cognate with Scots aicorn (“acorn”), Dutch aker (“acorn”), German Ecker (“acorn”), Danish agern (“acorn”), Faroese and Icelandic akarn (“acorn”), Norwegian Nynorsk åkorn (“acorn”), Gothic 𐌰𐌺𐍂𐌰𐌽 (akran, “fruit”); Irish airne (“sloe”), Welsh aeron (“berries; small fruits”), eirin (“plums”), Latgalian ūga (“berry”), Latvian oga (“berry”), Lithuanian uoga (“berry”), Belarusian я́гада (jáhada, “berry”), Bulgarian, Russian, and Ukrainian я́года (jáhoda, “berry”), Czech and Slovak jahoda (“strawberry”), Macedonian ја́года (jágoda, “strawberry”), Polish and Slovene jagoda (“berry”), Serbo-Croatian ја̏года, jȁgoda (“strawberry”), Tocharian A and Tocharian B oko (“fruit”). Not related to Old English āc (“oak”), corn (“corn, seed”) or Middle English acquerne.

Words formed from acorn

Phrases with acorn

11 more phrasesFewer phrases

Questions about acorn

What does acorn mean?
Acorn means the fruit of the oak, being an oval nut growing in a woody cup or cupule.
What is acorn in Hindi?
Acorn in Hindi is बाँजफल (bāñjphal). See Acorn meaning in Hindi.
What part of speech is acorn?
Acorn can be a noun or a proper noun.
How do you pronounce acorn?
Acorn is pronounced /ˈeɪ.kɔɹn/ (US).
What is the plural of acorn?
The plural of acorn is acorns.

Words near acorn in the dictionary

  1. acorea
  2. acoria
  3. acorin
  4. acorine
  5. acormus
  6. acorn
  7. acorn barnacle
  8. acorn barnacles
  9. acorn cup
  10. acorn cups
  11. acorn disease

Source and license

Adapted from Wiktionary: acorn (page history and authors); ACORN (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.

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

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