American English

Definition of impinge verb from the Oxford Advanced American Dictionary



    [intransitive] impinge (on/upon something/somebody) (formal)Verb Forms present simple I / you / we / they impinge
    he / she / it impinges
    past simple impinged
    -ing form impinging
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  1. 1to have a noticeable effect on something or someone, especially a bad one synonym encroach
  2. 2 He never allowed his work to impinge on his private life. The preparations for war were beginning to impinge.
See the Oxford Advanced Learner's Dictionary entry: impinge