brain duster


a strike with the hand, usually the palm, against the back of someone’s head. it is used to get the attention of the victim, especially for disciplinary purposes.
when properly executed, a brain duster causes no damage and little to no lasting pain, but does immediately capture the target’s attention.
the boy was throwing a tantrum in the middle of the grocery store, so his mother gave him a brain duster and told him to behave.
1 more definition
(noun) canned air used primaily to clear your keyboard from dust. used as an inhalant it is known as brain duster. user will experience a feeling of blacking out. use over a long time in a single sitting user will hallucinate.
joe “man i’m all out of beer”
moe “it’s okay man, i’ve got some brain duster”

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