Top Definition
1.A name given to someone who spends their days lurking the pages of 4chan /b/ and encyclopedia dramatica searching for serious lulz.

2.A dinosaur who appears at moments of particular hilarity, points and laughs at the situation/joke, then disappears again.
so+so: Dude, you should get a life, all you do i sit in front of the computer all day.

Lzrsrs:Ya, but i am funny.

so+so:True, i take it back.
Person:Look at that monkey! lol wtf!?

Person2:hahah, enter the lulzorasaurus!
Por The_Flea 13 de septiembre de 2008
8 Words related to lulzorasaurus

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