impinge v. + Add to list US //ˌɪmˈpɪndʒ// UK //ɪmpˈɪndʒ// im·pinge Archaic SynonymsEtymology Synonyms encroachentrenchinfringetrenchOriginLATimpingō→ENimpinge Borrowed from Latin impingō (“dash against, impinge”). Compare impact, derived from the perfect passive participle of impingō.