Used by middle management, means to spread an idea around and get other people's buy-in.
I like that idea. Let's socialize it a bit.
Speaking/interacting with others of the same species; usually an unfamiliar term to those who use Tumblr.
Jane: Hey, you want to go socialize with those boys over there?
Emma: I don't even know what that means
Jane: It's because you're always on tumblr!