1) Acronym - Laughing Out Pork Sausages - To Laugh so hard that pork sausages are emitted from the mouth.
2) To cause embarassment, or to make another look stupid. See Owned
Other Variants: "LOPS Posh", "LOPS o'r tu ol" (english - "Lops from the behind)
Origins: "LOL" (to "laugh out loud"), "Pork Sausages" (also known as meat tubes).
1) Did you see that? That was very funny. *Laughs, pork sausages are emitted from the mouth*.
2) Har Har, you were LOPS'd.