Boxed-Laughing
Laughing caused by the person being drunk or high.
See: boxed (htp://www.urbandictionary.com/define.php?term=boxed).
See: boxed (htp://www.urbandictionary.com/define.php?term=boxed).
You should've seen him, he was totally boxed-laughing.
Laugh Box
The box from which laughter is emitted.
My laugh box is horny for Rebekah's laugh box.
Broke my laugh box
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!”