A strong attraction to people named "Jack". Also can be an obsession with Jacking off, or a fetish for banging halloween carved pumpkins. (Jack-o-lanterns)
"Did you see that girl? She always dates men named Jack. She's a real Jackosexual."
"Mark was humping your Jack-O-Lantern. I think he's a Jackosexual."
"Poor , poor Harry. He's such a Jackosexual, he's going to hurt himself."
by chickennerd February 4, 2016
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