The Face Platter

Thumb displayers also often rock on the balls of their feet to give the impression of extra height.

The Waistcoat Thruster

Thumbs sometimes protrude from the back pockets (see below) as if the person is trying to hide their dominant attitude..

Thumb displays revealing confident, authoritative attitudes

Closing himself off but still feeling superior

Arms-Folded-with-Thumbs-Pointing-Upwards is another common thumb cluster.