impinge /ɪmˈpɪnd͡ʒ/ verb3 •To make a physical impact on.Loud noise can impinge on the eardrum, causing temporary hearing damage. •(figurative) To have an effect upon, especially a negative one.“I have tried, as I hinted, to enlist the co-operation of other capitalists, but experience has taught me that any appeal is futile that does not impinge directly upon cupidity.[…]” — 1913 •(figurative) To interfere with. formsimpinged · impinging · impinges · impingeth