Variant of impinge
- to strike, hit, or dash (on, upon, or against something)
- to touch (on or upon); have an effect: an idea that impinges on one's mind
- to make inroads or encroach (on or upon the property or rights of another)
Origin: L impingere from in-, inch(es) plush pangere, to strike: see fang
Used by arrangement with John Wiley & Sons, Inc.