To squat and cough, most commonly said by the doc as a result of sports "physical", but not always, as there are probably numerous gay applications.
Sam - "Hey Travis, I heard the doctor made you squagh?"

Travis - "Fuck you man."

by Apocalyptus September 16, 2008
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The feeling of excitement causing you to simultaneously squeal and laugh
I’m so excited to get in bed tonight it’s going to make me squagh
by The Parker’s November 5, 2018
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