Simple past tense and past participle of buttonhole.(verb)
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Use "buttonholed" in a sentence
"When Laurie David and what ` s-her-name buttonholed Karl -- assaulted Karl Rove in the parlance, they point out something that ` s not true and that is that the U.S. is doing less than anyone else in climate change."
"Vernon; one of the Italian cotton toiles de Gênes, so familiar to tourists on the Riviera, cut out and "buttonholed" upon a heavier background, presenting to view a large tree with flowers fruit and birds, all at once upon its branches."
"The WJC president had "buttonholed" the first lady at a fundraiser in order to seek her intercession in bringing the power of the Clinton administration to bear on assisting with the recovery of dormant Swiss bank accounts that had belonged to victims of the Nazis."