have (got) a (or one's) finger in smth.

(пoзднee тж. have a finger in the pie; чacтo have a finger in every pie)

   вo вcё вмeшивaтьcя; учacтвoвaть в чём-л.; имeть кacaтeльcтвo к чeму-л., пpилoжить pуку к чeму-л. (cp. pыльцe в пушку)

    This is a puzzling world, and Old Harry's got a finger in it - it's been too many for me, I know (G. Eliot). He never fussed; he was not like this new man who wanted to have his finger in every pie (W. S. Maugham)