Added 8 October 2026 impinging noun Categories: ActionsRare Words noun ! Definition from WordNet 3.1, Princeton University. More about impinging at Wordnik → Where our words come from → The physical coming together of two or more things. contact with the pier scraped paint from the hull Related Words: strikingcontactencroachinginterferingunderminingdiminishingaffectingprejudicejetimpactinginfringingimpactment Back to today's word