A person who knows absolutely nothing about their job, but insists they know everything there is to know. A dumb ass of sorts. They tend to delegate all of their work to other people because they have no idea what to do or how things work.
Omg, we have ten times as much freight as we needed. Someone really Lacostad the order.

Dude, our new manager is such a Lacosta for leaving me with so much she should have done.
by uberpissed January 10, 2010

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