Brain Fart

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Popular slang for abnormal brain activity which causes human error while performing a repetitive task; mental laxity or any task-related forgetfulness; it has been labeled maladaptive brain activity change by scientists studying the phenomenon
References in periodicals archive ?
informal) playfully teasing or mocking remarks exchanged with another person or group; banter beer o'clock, n: an appropriate time of day for starting to drink beer brain fart, n.
She asserted that she will never be able to forgive herself for such a brain fart, but hoped that the two could, Us magazine reported.
We all brain fart sooner or later, and this is mine.
I had a classic brain fart as it never occurred to me that I should inventory everything in the bag before bringing it into the cockpit.