Simple past tense and past participle of dummy.(verb)
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Use "dummied" in a sentence
"Grenada captain Anthony Modeste 'dummied' a ball in his own penalty area allowing James Marcelin to walk in alone and easily slot home the match clincher."
""Thus, the whole magazine is 'dummied' with pages of cut-up galley proofs and picture proofs, until it looks more like a child's scrap book than a magazine model."
"Mr. Seabrook has pleaded not guilty to charges that he dummied receipts to raid the nonprofits—funded in part with taxpayer money—and used his position to funnel thousands of dollars to family and friends."