AINT
Ain't
Ain't is a contraction for "am not", "is not", "are not", "has not", and "have not" in the common English language vernacular. In some dialects ain't is also used as a contraction of "do not", "does not", and "did not". The usage of ain't is a perennial subject of controversy in English. Widely used by many people, and found in most dictionaries, its use is often considered by prescriptionists to be informal, nonstandard, or improper.The above text is a snippet from Wikipedia: Ain't
and as such is available under the Creative Commons Attribution/Share-Alike License.