An exclamation used to emphasize the state of being ready to shoot yourself in the ass twice out of boredom and the complete lack of motivation to complete any work.
Comes from a misspelling of Blackbeard the pirate. In this misspelling a character had been created out of his beard and is said to eat clits and is infested with rats. The beard itself is its own organism with fully functioning organ systems. The name if this organism is bleard.