A strike utilizing the hand, often the palm, resistant to the back of somebody's mind. It's accustomed obtain the attention of the sufferer, specifically for disciplinary functions.whenever correctly executed, a brain duster triggers no harm and little to no lasting discomfort, but does immediately capture the prospective's interest. (noun) Canned air used primaily to clear your keyboard from dirt. Utilized as an inhalant it is called mind Duster. User will experience a feeling of blacking aside. Usage over quite a few years in one sitting user WILL hallucinate.