Definition of "handwave" [handwave]

• A wave of the hand. (noun)
• A glib statement or explanation that glosses over important details. (noun)
• To explain something superficially, skipping over important details, perhaps appealing to intuition instead. (verb)

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• "Of course, you can always handwave away anything that doesn't meet your definition of "major"."
• "Your middle ear is the same thing – a group of similar structures arranged to imply progression with no real mechanism – other than the handwave "variation and selection" to connect them."
• "A sudden handwave caught my attention as Charlie gestured me over to her table."