thesaurus 

A scholarly dinosaur known worldwide for his knowledge of words of all kind.

The brachiosaurus consulted the wise Thesaurus upon synonyms of "extinct".

thesaurus by Mickey Mouse June 18, 2003

Thesaurus 

A dinosaur that goes by many names. If you come in contact with it be prepared for its name to change when used too often. Similar to a Dictasaurus, but not be confused with a Dictionary. A Thesaurus is a plant-eating dinosaur. Its diet consists of sawdust mixed with water.

A Thesaurus is a plant-eating dinosaur and its favorite meal is sawdust mixed with water.

Thesaurus by KingVerneus September 18, 2018

THEsaurus 

THE ONE dinosaur who was so "the shit", that he needed no prefix.

Daaaaym, THEsaurus is so the shit!

Rar.

THEsaurus by Craptoidilus February 24, 2008

Thesaurus 

A thesaurus is a reference work that lists words grouped together according to similarity of meaning (containing synonyms and sometimes antonyms), in contrast to a dictionary, which contains definitions and pronunciations.

The largest thesaurus in the world is the Historical Thesaurus of the Oxford English Dictionary, which contains more than 920,000 entries.

Girl at library: Excuse me, where is the thesaurus found here?

Librarian: It's at the "reference" or the "non-fiction" section.

Girl: OK, thank you~

Thesaurus by Final Fantasy DUNDUNDUN October 8, 2011

thesaurus 

The smartest dinosaur known to man.

Einstein: E=MC2
Thesaurus: Duh

thesaurus by King of the Oregon Trail October 25, 2007

Thesaurus 

The only dinosaur that could read.

The thesaurus read a bed time story to his little dinos.

Thesaurus by Soccer10Kid October 27, 2010

Thesaurus 

A big book that college kids use to sound smart when they have nothing relevant to say.

"Hey, what's another word for marginalize?"
"I don't know... look it up in the thesaurus!"

Thesaurus by Wallbridge June 28, 2006