Simple past tense and past participle of hack.(verb)
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Use "hacked" in a sentence
"I thought of what Amy had told me of the Fellowship, its hatred for what it perceived as human weakness and fallibility; of Faulkner's ornate Apocalypses, visions of the final judgment; and of the word hacked beneath James Jessop's name on a length of dirt-encrusted wood."
"News Corp. shares have fallen 13 percent since July 4, when allegations spread that employees at the News of the Word hacked into the phones of murder and terrorism victims and paid the police to get stories."
"Saying that MOST copies of Windows on custom PCs are hacked is not that large of a stretch."