2 definitions by FasterHalibut

The UnderJoke, sometimes called the "Hover" or the "Secondary Joke," refers to the second laugh line found at XKCD.com if one hovers their mouse over the original cartoon.
When I read the underjoke for today's cartoon, I laughed so hard that snot came out my nose.
by FasterHalibut February 12, 2015
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1) the incessant need to declare that those who disagree with you much be given a Label-- such as Racist, Sexist, Misogynist, Bigot, etc.

2) attempts to shut down political discourse (or to villify one's opponents) by assigning them with disparaging labels.
It was hard to carry on a conversation with him; instead of good arguments, he could only respond with labelism and ad hominem attacks.
by FasterHalibut November 12, 2016
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