hilariousaurus rex

When a person laughs hard enough they pull both wrists to their chest and open their mouth while rocking back and fourth but stay in their own personal space. Similar to a velocilaughter.
That girl was laughing so hard she was doing the hilariousaurus rex
by FAKmyself August 11, 2016
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hilariousaurus rex

That was so hilariousaurus rex!
by epicawesomellama March 09, 2011
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