to do or cause harm of any kind to; damage; hurt; impair: to injure one's hand.
to do wrong or injustice to.
to wound or offend: to injure a friend's feelings.
Origin: 1575–85; back formation from injury (noun); replacing injury (v.)
reinjure, verb (used with object), reinjured, reinjuring.
Synonyms 1. spoil, ruin, break, mar. Injure, impair mean to harm or damage something. Injure is a general term referring to any kind or degree of damage: to injure one's spine; to injure one's reputation. To impair is to make imperfect in any way, often with a suggestion of progressive deterioration and of permanency in the result: One's health is impaired by overwork.2. maltreat, abuse.