Simple past tense and past participle of pipe.(verb)
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Use "piped" in a sentence
"It was early in the days of Madrono Ranch, at the time of Mrs. Mortimer's second visit, that Billy drove in with a load of pipe; and house, chicken yards, and barn were piped from the second-hand tank he installed below the house-spring."
"Just when I resolved to listen to the version française, * in piped the President again, overriding the French!"
"The bigger problem I think is when you get * real* distributed computing yubnub-style - piped web APIs, but which are not in piped syntax, but some Java-like syntax - com. yubnub.test."