A verb used in
conjunction with the actions of a noun. Used when a person is currently engaging in
obviously stupid decisions, generally when sober. Also used when someone repeats the same event expecting different events.
Used when dumbass or
dumbassery just doesn't cut it.
Person 1: Can you believe that Jane just
dropped out of
university with only one class before her degree was finished?
Person 2: That's some serious dumbassatry.
Going back to your ex after a messy breakup is engaging in dumbassatry.