The spirit of halloween. Has a jack-o-lantern for a head and goes around on halloween night and causes mischeif. Sometimes known simply as "Jack"

It is said that a man had the balls to play a prank on a queen. Therefore, the queen sent her soldiers out to kill him. He then asked Death for eternal life and in exchange, Death cut off his head and replaced it with a pumkin.
Guy1: "Hey do you know the spirit of Halloween?"
Guy1: "Oh, you mean Jack?"
by Jim August 21, 2004
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An exquistite way to carve pumpkins during the halloween season. Many have elaborate designs. They bring wonder and fright to all who view them.
scary pumpkin...scary pumpkin....scary pumpkin..........funny pumpkin....jack-o-lantern
by lalalalalalallal April 14, 2006
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A person.Mainly male. Owning a display of screwed teeth.
by Mercedes February 13, 2004
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carved pumpkins made on the holiday of halloween.
i made a super scary jack-o-lantern this year.
by bl9 boi July 7, 2009
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The process of shoving a flashlight, the brighter the better, into a female's vagina. Once the flashlight is inserted correctly the flashlight is tunred on. This will create a Jack-o-lantern effect. This can also be done with a strobe light for a different effect.
My girlfriend and I were so drunk and horny after the halloween party, so I decided to give her the Jack-o-lantern
by HDpanhead1891 November 9, 2010
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When a man tapes a flashlight to his penis well he is recieving a blow job and the light shines through the girl's cheeks
I gave my girl a good Jack O Lantern last night.
by TheRevered October 16, 2010
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