It's an argument that doesn't seem to have any empirical premises; it works from purely armchair philosophical reflection.

这是一个没有任何经验前提的论证,它完全只是躺在椅子上对哲学的思考得出

耶鲁公开课 - 死亡课程节选

Immediately after the news of Abashidze's resignation, Saakashvili's supporters burst into the Ajarian leader's residence, smashed up his offices and burnt Abashidze's armchair.

BBC: NEWS | Europe | Ajaria's 'revolution' - in quotes

In doing an armchair evaluation of Dell's plans to attack enterprise computing, it might seem easy to dismiss its ambitions.

FORBES: Tech Titans' Zero Sum Game

In fact, DefCon's species of armchair hackers are more of a distraction for law enforcement than a real menace, says Jim Christy, director of future exploration at the Department of Defense's Cyber Crime Center.

FORBES: Magazine Article