fuggedaboudit

Interjection

 * 1)  Do not worry about it; it does not matter; it is beyond your control.
 * 2)  There is no hope of it being so, the idea is preposterous; do not waste my time with such notions
 * 1)  There is no hope of it being so, the idea is preposterous; do not waste my time with such notions

Synonyms

 * (There is no hope of it being so) Don't even think it; you gotta be kidding; fat chance