The act of changing perfectly good words by a cell phone spell checker at the moment a text is send. Or changing a misspelled word to something that’s not even close and then sending the text without giving you any options.
John: “Dude, where did you learn to spell? Your text was all messed up.”

Dave: “I know, my cell spelljacked my text again.”
by Stealth KC May 5, 2010
Get the Spelljacked mug.
Having your words autocorrected by spellcheck, changing the entire meaning of your text.
Sorry baby, that's not what the text was supposed to say, I got spelljacked!
by CurtisBlacklabel June 18, 2019
Get the Spelljacked mug.