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1 definition by AlwaysAPotterhead

 
1.
OMR
Commonly used by Potterheads when surprised or taken aback. Means Oh MyRowling (Rowling being J.K. Rowling, the woman who wrote the Harry Potter series.)
*At the Harry Potter premier*

Person 1: OMR! It's Jo Rowling!
Person 2: *faints*
by AlwaysAPotterhead January 29, 2012