"인친먹어요" meaning?
"인친먹어요!"
someone commented this on a picture on instagram and I can't figure out the meaning. is it slang?

Question

Answer

Let's follow each other on Instagram.
'인' means Instagram.
'친' means '친구', meaning friend.
'먹자' means 'let'be~'

It's like a fad words used among the young .

Answer

I couldn't understand the expression at first but now I understand that it is used in Instagram.
Yes, it's a slang used by the young. 
I've never heard of it.

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