lagosaurus 

an all knowing greek boy who thinks that he is the last dinosaur alive and lives in a jungle amongst primates.

Its a bird, its a plane, ITS A LAGOSAURUS! Where is my shot gun?

lagosaurus by Crystal McNeely December 1, 2006

Lolosaurus Rex 

A larger, more stupid species of the lolozaur family, known for its haunting, beastly cry between other lolosauruses; LOLOLOLOLOLOLOLOLOL

Man 1: "What in the fuck is that?"

Paleontologist: "Oh shit, lolosaurus Rex!"

Lolosaurus Rex: "LOLOLOLOLOLOLOL"

Lolosaurus Rex by Perry H. Christ September 27, 2008

Lagasaurus Rex 

-MikaelaElizabethKirkeby
-someone who lags mad ass
-something that takes a long time
-time consuming people

The fat kid in the P.E. class became known as a Lagasaurus Rex when it took him an hour to run a mile

Lagasaurus Rex by OCforlife November 4, 2010

lolosaurus 

Greater than LOL, ROFL, LMAO, LMFAO and ROFFLES, Lolosaurus is perhaps the greatest e-way of saying "I find that funny and would wish to say so in a gradiose fashion" however if it were to ever be translated into a laugh it would kill the laugher.

Billy:*rolls eyes*
Timmy: That's what your mom did last night!
Billy:STFU!
Timmy: Lolosaurus!

lolosaurus by Jeans May 31, 2005

Lameosaurus Rex 

When someone acts extremely lame. Where someone is really lame and it's sillier than a regular dinosaur on their silliest behaviour, resembling a "T-Rex".

Dude bro, you're so lameosaurus rex... that joke wasn't even funny.

Lameosaurus Rex by JPizza January 19, 2008

laptosaurus 

a laptop that can read floppy disks
a laptop that's too heavy to be on your lap
a laptop from the early 2000's
a powerbook or I book
a laptop running windows 98
a laptop with no Wi Fi

- laptops found at DKD
- laptops found in pawn chops
"this thing here is too old to have the right USB adapter
- oh, you got a laptosaurus"

laptosaurus by claiwette March 30, 2009

Fagosaurus Rex 

Just a straight up homo

Bro, why is your brother so queer

Dude, he's a fagosaurus Rex

Fagosaurus Rex by caliquake November 11, 2009