What is Impingement?

Impingement definition and meaning on Dictionary terms:
verb (used without object), imA.pinged,
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), imA.pinged,
Obsolete. to come into violent contact with.

RELATED WORDSmisbehavior, violation, infraction, misdemeanor, misconduct, contravention, crime, wrongdoing, breach, injury, sin, encroachment, infringement, misdeed, delinquency, intrusion, iniquity, fault, transgression, error