Simple past tense and past participle of mess.(verb)
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Use "messed" in a sentence
"Damned if he was going to war with his name messed up: that was bad karma right there."
"Chris Christie announced Tuesday that he was opting out of the Republican presidential-nominating race once and for all, he held a statehouse news conference, giving national television viewers a sweeping look of the man who won't be competing, complete with jokes about his weight, playful banter with the press corps and paeans to his own achievements in fixing what he called his "messed up" home state."
"But here’s where the label messed up: they forgot to remove Sakai songs that showed up on compilation albums."