1. To upset, irritate, or annoy someone to the point of distraction. It drives me buggy seeing all these people just staring at their phones all day long. Would you stop shouting, you're driving me buggy!

2. To cause someone to become unhinged, insane, or mentally unstable. All that pressure finally drove Steve buggy in the end. You kids are going to drive me buggy one of these days with all of your arguing.