to make an impression; have an effect or impact (usually fol. by on or upon )

to impinge upon the imagination; social pressures that impinge upon one's daily life.

to encroach; infringe (usually fol. by on or upon )

to impinge on another's rights.

to strike; dash; collide (usually fol. by on, upon, or against )

rays of light impinging on the eye.

Obsolete . to come into violent contact with.

verb

avoid , dodge

verb

affect , bear upon , disturb , encroach , influence , infringe , intrude , invade , make inroads , meddle , obtrude , pry , touch , violatenotes:to impinge is to come into contact or encroach or have an impact; to infringe is to encroach on a right or privilege or to violate , abut , collide , strike , trespass