GRR has various meanings in the Internet - SMS - Text & Chating category. Discover the full forms, definitions, and usage contexts of GRR in Internet - SMS - Text & Chating.
Pertaining to anger, an emotional state that may range in intensity from mild irritation to intense fury and rage. Anger may have physical effects such as raising the heart rate, blood pressure and the levels of adrenaline and noradrenaline.
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