T-pose

But most importantly: As we previously established, the T-pose is just a blueprint for constructing the physical anatomy of the character.

Source: wiktionary

In order to perform a “T-Pose,” one stands as tall as possible, extends his or her arms outright (in order to form the letter T), and usually does so in an effort to intimidate.

Source: wiktionary

After unposing the rays for all frames they obtain a visual hull that constrains the body shape in a canonical T-pose.

Source: wiktionary

In 2018, T-posing has become something kids do in real life.

Source: wiktionary