Definition of "top-hat" [top-hat]

• A tall silk hat; a dress hat, a ‘chimney pot.’ (noun)

The Century Dictionary (Public Domain)

• "Figure 1: Microbiologist XX dons a top-hat and removes the stick from her ass."
• "Everett Collection Dudley Moore as Arthur So, on a gray afternoon soon after Halloween, I wore mine on the street appearing less like polished top-hat icon Fred Astaire, and more like an outlaw dandy out of "Deadwood.""
• "How/why do robots come from another world and turn into top-hat wearing limousine robots?"