Definition of "shadowboxing" []

• A form of solo exercise, involving throwing punches at the air, and not at an opponent. (noun)
• Present participle of shadowbox. (verb)

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• "His shadowboxing is an attempt to portray himself as acting IN SUPPORT OF KEEPING MUHLENBERG OPEN, which is about as far from the facts as you can get -- given his setting up a task force to make preparations for shutting down the hospital."
• "Mariah's disses are about as intimidating as Scrappy Doo's shadowboxing ( "I'm the press conference/And you a conversation," or how 'bout, "Seeing right through you like you're bathing in Windex"?), thus hilarious."
• "Nowadays he is shadowboxing with ghosts from the past."