abdominothoracic arched

(/æbˌdɑm.ɪ.noʊ.θɔɹ.æs.ɪk ɑɹt͡ʃd/)

adj.

Being under the influence with notable deficits in motor planning and execution.

Sharing deep thoughts with a reflection in the mirror, Mailey was mirror-mused and remarkably abdominothoracic arched.

Source: Wiktionary