Using caps lock text in order to convey serious anger, outrage, sadness or grief. origin: Harry Potter and his outrageous CAPS LOCK YELLING throughout the series, but particularly in book 5.
john: i don't think we should see each other any more
jane: WHAT? YOU DON'T WANT TO SEE ME ANYMORE, YOU'RE A FUCKING WANKER THAT'S WHAT YOU ARE.
john: woah settle down, don't go all caps lock harry on me.
by mofee November 10, 2009
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