" rarity "

 [ "rarity" ]

1: A girl that is both smart and hot. It is rare to find a girl like this so thus, rarity.

  * e.g.,  ... Kara, Jason's date to HC is a rarity. 

 [ "Rarity" ]

1: A bad-ass fucking pony from My Little Pony: Friendship is Magic. She'll make a dress faster than you, and whine about how you take long to do it. And laugh in your face like this. "BwaHA-HA!"

  * e.g.,  ... Guy 1: "Dude, Rarity was awesome in that last episode!" 

 [ "Rarity" ]

1: A fucking pony goddess. Rarity is the fashionista of the show 'My Little Pony: Friendship is Magic'. Rarity's element may be generosity, but that is only a short word in a long list of many. She is kind, generous, fashionable, loving, loyal, and a great singer. She lives for her friends and her fashion. In short, if you ever meet a Rarity, consider yourself lucky.

  * e.g.,  ... Pinkie Pie: Oh my Celestia, Rarity is so cool, and sooo nice. 

 [ "Rarity" ]

1: This relates to the Pony "Rarity" from the series "My Little Pony: Friendship is Magic". It is a term given to a girlfriend or ex-girlfriend when she becomes super bitchy and complains a lot.

  * e.g.,  ... "Man, your girlfriend has been a real Rarity lately." "Dude, I am so glad you dumped her! She was such a Rarity!" 

 [ "Dinosaur rarity" ]

1: Something so uncommon or unheard of, it's as rare as the dinosaurs.

  * e.g.,  ... "I do not like waking up early unless I awaken on my own and feel great, then I love it. But that is a dinosaur rarity". 

 [ "Animal jam rarity system" ]

1: Complete and utterly fucked.

  * e.g.,  ... The animal jam rarity system got me fucked up.