the sufferer who typically (we hope) behaves rationally and intellegently, but for whatever reason, cannot think clearly and act sanely at the present time.
2. Condition that causes one to be unable to think of a word or coherant thought that is just at the tip of his or her tongue, either leaving the sufferer hanging or making him/her say something incorrect and stupid instead.
synonym: brain fart
guy: I think you’re suffering from neural flatulence.