also jack-o-lantern, 1660s, a local name for a will-o-the-wisp (Latin ignis fatuus), mainly attested in East Anglia but also in southwestern England. The extension to carved pumpkins is attested by 1834, American English.
Who Is Jack In Jack-o’-lantern, Anyway?
Who, or what, is the namesake of this autumn tradition?
ATW: What does 🎃 - Jack-O-Lantern Emoji mean?
Read more in this article about some frequently asked questions and fun facts related to our definitions.
Online Etymology Dictionary, © 2010 Douglas Harper