The term, which apparently refers to the thin rolls of skin that bulge into the upper armpit from a too-tight dress, is not a Lawrence original – it's been floating around the bro-ier corners of the blogosphere since at least 2008 – but we'll give J. Law the credit for introducing it to a wider audience. Call her the Shakespeare of the SAGs.
Watch the unforgettable moment in living color (headphones recommended):
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