An ancient pirate whose name means, literally, Bucket of Hairs. It has become a general expression that can pretty much mean anything.
Also known as:
Boss: Ok people you did awesome this week, go ahead and take the rest of the day off.
Guy: Buck heirs, buck be buck airs.
Girl: Well my name is Buck Yaris and I'm here to say,
I like to Buck Eirz in a Major Way.
Boss: ....buckarrrrrrs. (rolling 'r')