Definitions by uncle big dik

Grumpy Oyster 

Another term or name for a vagina. This only applies if the woman’s vagina is shaved, and the folds or flaps (roast beef curtain) are protruding outwards.

I was soaked last night, this chicks grumpy oyster slobbered all over me.

Grumpy Oyster by uncle big dik August 15, 2010