A derivative of the ubiquitous "lol", used when you want to convey a VERY LARGE LOL, or alternatively, MANY LOLS.
olivia: not many people are attending, and the fewer people that go, the larger the split tab will be.
tim: LOLOL.....LOL-monster...is there a word like that?
olivia: ...i think the word you seek is LOLASAUR.
Lolacablamatron is an extreme version of the simple Lol. It is manly used by geeks who don't really laugh out loud but say ''lol'' but take it to the extreme and say Lolacablamatron
Lolacablamatron! YOU NOOOOOOOOOOOOOOBBBBBBB
Lolacablamatron, you fail.