(v.) The catastrophic failure of a smartphone's "auto correct" feature. Obscure words or even common words slightly misspelt are especially susceptible to autocorwrecktion. Can result in horrible mix-ups if not caught before sending.
Jill: Why did you just text me not to wear underwear?
Jack: AW CRAP, autocorwrecked! I meant to text "don't worry about bringing anyTHING," not any THONG!