It means that you did not mean to do it. If you slip and fall, that is an accident.
It is grammatical inflection, the part of grammar that deals with how a word is changed or altered in form in order to achieve a new, specific meaning.
If you mean something happened that was not intentional, it should be by accident. "The boy stepped on the cat's tail by accident."
If you mean accident as in she got in an accident, that's how you spell it
it means you did not mean to do it on perpose
Perhaps you mean accident prone?? Meaning your are likely to cause an accident if there is a possibility of doing so.
This is French for "what do you do when you have an accident?"
Cerebral Vascular Accident, also known as a stroke.CVA is cerebrovascular accident, or strokeCerebrovascular accident, more commonly, stroke.Cerebrovascular Accident
Suicide "by accident" :)
The word "accidentally" is a better than "on accident." I don't believe that on accident is grammatically correct. I am not sure what you mean by when to use it.
Accident is anything that happens suddenly or unexpectedly without apparent cause but with marked effects.
It was and accident; he didn't mean to trip over a brick at all.