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

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

Lardosaurus 

1. One who is lardy... to the extreme

2. A dinosaur consisting of mostly lard.

3. A name used to describe someone obese

During 8th period social studies:

Larissa: OH HEY LARDY!

Paige: HI LARDOSAURUS!

Lardosaurus by lardyismahname February 9, 2010

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

Litosaurus 

A person who instantly falls asleep in cars parked in random driveways. May occasionally spill cups of ice water on themselves due to falling asleep.

There was a litosaurus in my front yard again this morning.

Litosaurus by Da hyena August 30, 2016

Lardosaurus 

A very large person

Dinosaur made mostly of lard

Lardosaurus - First used in the early 90's

Lardosaurus by JustPlainGaz August 27, 2016

Loposaurus

An old ass dumbass - derivative of the word Lop, referring to an older person whos intelligence is significantly too "jurassic" to adapt modernized discussions.

"haha that loposaurus still thinks the word gay is offensive"

Loposaurus by Thyartisnick April 15, 2020