The box from which laughter is emitted.
My laugh box is horny for Rebekah's laugh box.
by Me!!!!!!!!!!!!!!!!!!! February 7, 2010
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When you laugh so hard at something that nothing else is funny to you for the rest of the day.
“That was so fucking funny! I think i broke my laugh box!”
by Guest2727277 January 31, 2022
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Laughing caused by the person being drunk or high.

See: boxed (htp://www.urbandictionary.com/define.php?term=boxed).
You should've seen him, he was totally boxed-laughing.
by Ragnarok700_ July 13, 2011
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