Juggasaurus-Rex 

A slang term referring to a female with very large breasts.

"Oh my god - check out the juggasaurus-rex"

Juggasaurus-Rex by L-to-the-J June 29, 2009

Jugasaurus-Rex

A Jugasaurus-Rex is the name given to a female with extremely large breasts.
The phrase was made famous by Neil from t.v show 'The Inbetweeners' where he spots a girl in the park and says, 'Hey guys, look at that Jugasaurus-Rex!'.

'Hey Lewis, Jugasaurus-Rex at 5'o'clock!'
'Woah, Your a right Jugasaurus-Rex!'
'Don't you think that Pamella Anderson is just one huge Jugasaurus-Rex?'

Jugasaurus-Rex by Barry Fluffers August 4, 2009

Juggersaurus Rex 

A female with such large tits that they are compared to the size of a prehistoric creature

Inbetweeners:

"Cor, Check out the Juggersaurus Rex"

"Shit, and it's Carly"

Juggersaurus Rex by Mendoza1 May 31, 2009

Jugasaurus Rex 

a person with big breasts.
probably, a combination of "Tyrannosaurus Rex" and "jug"

Oh, my God... Check out the Jugasaurus Rex!

Jugasaurus Rex by sataneros June 15, 2008