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Used to describe a party or gathering that looks awesome on Instagram but actually wasn't fun
Person A: "Did you see Jeff's rager on instagram? All those girls have to be hashtag naked by now"

Person B: "Dude it was an instascam. Everybody left at 9 and Jeff's jacking off to animal planet... Did you just say hashtag?
by urbandicktionary February 23, 2013
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2
When a person photoshops their instagram photos.
"Damn, Lilly's got a big booty in this pic!"
"Nah, that's photoshop. She's such an instascam."
by somuchword June 28, 2015
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