[im.pinge] vi im.pinged ; im.ping.ing [L impingere, fr. in- + pangere to fasten, drive in--more at pact] (1605) 1: to strike or dash esp. with a sharp collision "I heard the rain ~ upon the earth --James Joyce"
2: to have an effect: make an impression "waiting for the germ of a new idea to ~ upon my mind --Phyllis Bentley"
3: encroach, infringe "~ on other people's rights" -- im.pinge.ment n