1 definition by GeDollar

Brain fart- also known as “fartus brainus” is very common around students, who study math, physics or chemestry. It’s caused when you’re brain does not know what to do aka it’s about to explode. Treatment: give up or go to sleep
"I had a total brain fart while I was doing the test"
by GeDollar November 9, 2017
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