When a woman shows her nipples in a way that doesn't violate a social medias terms and policies. To be done correctly she will wear a thin, white or light colored, cami with no bra so that you can see the contrast of the areolas and nips. If lucky you may catch a glimpse of the secretive and often debated areola 51.
"Hey, did you see that picture of Jessica on Facebook?"

"Yeah bro, she went heavy on the drop shadow."
by Reap The Whirlwind March 11, 2014
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The sudden and surprising release of substantial content. The phrase is synonymous with video games but can be used with just about anything.
"Do you think they're gonna announce the new DLC soon?"

"Didn't you hear? They shadow dropped it yesterday."
by MAWALARK September 10, 2018
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A term in Graffiti to shadow under the letters of your tag to make it appear 3D
I used a drop shadow on my throw up
by GRAFFmaster March 20, 2012
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