impact, collision, shock, concussion mean a forceful, even violent contact between two or more things. impact may be used to imply contact between two things, at least one of which is …

IMPACT meaning: 1 : the act or force of one thing hitting another; 2 : a powerful or major influence or effect often + on

IMPACT definition: 1. the force or action of one object hitting another: 2. a powerful effect that something…. Learn more.

The noun impact can refer to a physical force (like a collision), an influence (a bad role model or a hero), or a strong effect (a foot of snow will have an impact on driving conditions).

impact n 1. the act of one body, object, etc, striking another; collision 2. the force with which one thing hits another or with which two objects collide

to have impact or make contact forcefully: The ball impacted against the bat with a loud noise. to have an impact or effect: Increased demand will impact on sales.

Dec 23, 2025 · Although most verbification instances in English draw no prescriptive attention, some authorities object to the verb sense of impact meaning "to significantly or strongly …

IMPACT definition: the striking of one thing against another; forceful contact; collision. See examples of impact used in a sentence.

The impact that something has on a situation, process, or person is a sudden and powerful effect that it has on them.

Definition of impact noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.