Simple past tense and past participle of zip.(verb)
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Use "zipped" in a sentence
"But with 4 GB of RAM, Windows 7 Professional certain zipped along nicely and the performance was more than adequate for the sort of tasks that anyone is likely to ask of a system of this class."
"It hovered for just a moment, and then zipped from the dirt, to the silo on the horizon and then straight up into the night sky."
"You can dowload the entire course in zipped format here."