verb (used without object), im·pinged, im·ping·ing.
to make an impression; have an effect or impact (usually followed by on or upon): to impinge upon the imagination; social pressures that impinge upon one's daily life.
to encroach; infringe (usually followed by on or upon): to impinge on another's rights.
to strike; dash; collide (usually followed by on, upon, or against): rays of light impinging on the eye.
verb (used with object), im·pinged, im·ping·ing.
Obsolete. to come into violent contact with.
Origin of impinge
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
(intr; usually foll by on or upon) to encroach or infringe; trespassto impinge on someone's time
(intr; usually foll by on, against, or upon) to collide (with); strike
Word Origin for impinge
C16: from Latin impingere to drive at, dash against, from pangere to fasten, drive in
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Online Etymology Dictionary, © 2010 Douglas Harper