Top definition
Someone who's just finished a meal and has to tell everyone how good it was. These people should be avoided at all cost, they will only suceed in pissing you off.

a happy hamburger can also be someone whos overly happy over the stupidest thing
Obi: Wooo! that cheeseburger was sooo great you gotta-

Dred: Stop being such a happy hamburger you noob.

Obi: My hair is so awesome-

Dred: your really starting to dissappoint me you happy hamburger...
by Lordreduxx August 28, 2010
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