look up any word, like dirty sanchez:
 
2.
When you go with a fat girl who looks like she would be really pretty if she lost weight...

a pig is an ugly fat bird but a pig pig is a cute fat bird...
Im going to bed with a right pig pig, Hush now pig pig and ride me before your taxi arrives
by Fabio November 01, 2007
 
1.
A pig pig is a subset of pig and is usually a highly demanding creature. Pig pigs are extremely rare (with only one known to be in existence), but also extremely cute and lovable. Having a pig pig by your side makes you the happiest and luckiest person!
Piggie: "I love my pig pig sooooooo much!!!"
by pig.pig277 June 20, 2010