Feral boomer

When baby boomers engage in behavior that is chaotic, unbridled, and typically illogical. It usually is a sign of boomer senility and can be very entertaining.

Grandpa: "Nancy Pelosi is a bitch! I can't wait to see Bitch Pelosi's face when the impeachment against Trump fails LMAO"
Guy #1: "Wtf is up with my grandpa?"
Guy #2: "He's entering feral boomer mode right now."