Dictionary.com
Thesaurus.com
Synonyms

jack-o'-lantern

American  
[jak-uh-lan-tern] / ˈdʒæk əˌlæn tərn /

noun

  1. a hollowed pumpkin with openings cut to represent human eyes, nose, and mouth and in which a candle or other light may be placed, traditionally made for display at Halloween.

  2. a commercially made lantern resembling this.

  3. any phenomenon of light, as a corona discharge or an ignis fatuus.

  4. a poisonous luminescent orange fungus, Omphalotus olearius, often found in clusters at the base of hardwood tree stumps.


jack-o'-lantern British  

noun

  1. a lantern made from a hollowed pumpkin, which has holes cut in it to represent a human face

  2. a will-o'-the-wisp or similar phenomenon

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of jack-o'-lantern

First recorded in 1655–65

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

His trophy had a jack-o’-lantern on it because it was Halloween.

From Los Angeles Times • Jul. 16, 2023

As the popularity of items like theirs Knuckle Head Pumpkins reveals, Super Freak pumpkins are amazing jack-o'-lantern material.

From Salon • Oct. 30, 2022

The aquatic jack-o’-lantern tradition is part of that.

From Seattle Times • Oct. 26, 2022

Rain falling on your jack-o’-lantern will invite every mold in the neighborhood to take up residency in or on it.

From Scientific American • Oct. 19, 2022

Zero's face looked like a jack-o'-lantern that had been left out too many days past Halloween—half rotten, with sunken eyes and a drooping smile.

From "Holes" by Louis Sachar