Simple past tense and past participle of taboo.(verb)
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Use "tabooed" in a sentence
"I seemed to catch my audience quite accidentally by using a word tabooed at that time in sporting circles, because it represented the blacklegs of the racecourse, and was used as a nickname for rascaldom."
""We were now not only tattooed, but what they called tabooed, [S] the meaning of which is, made sacred, or forbidden to touch any provisions of any kind with our hands."
"Other people's sweethearts, you know, are 'tabooed' -- sacred ground -- not to be approached without danger to all concerned."