Commonly used by startup founders to compare their mediocre startup or idea to the startup unicorn Uber.
ssc242 almost 8 years ago Startup Founder: We're the Uber of food delivery.
VC: Uhhh... so is everyone else.
Startup Founder: We're the Uber of food delivery.
Yep, seamless, delivery,com, munchery, caviar...the list never ends
You should additionally add "Facebook of..." probably the most heard phrase since 2010 ;D