The overthrow of a government, body of authority, or parents through the use of massive amounts of poo.
1. At 4 months of age, Violet staged her first poo d'etat by generating so much fecal matter that her parents had to relinquish control of their authority of her. Henceforward, she became the first self-actualized autonomous infant in history.
2. The president feared that these anti-government rallies would lead to a messy and uncontrollable Poo d'etat.
12 step recovery jargon referring to someone new who talks about how great life is, now that they'resober. Usually meaning that the person is out of touch with reality.
The new guy seems pretty happy for a dude who has no job, no money and no family. He must be on a pink cloud.