TV series example of the word

The Big Bang Theory Season 1, Episode 17
You just called Leonard a syphilitic donkey.

The Big Bang Theory Season 1, Episode 16
...and spun toward a grotesque tailless donkey...

The Big Bang Theory Season 10, Episode 7
I'm just contemplating Buridan's donkey.

The Big Bang Theory Season 8, Episode 7
Wow, "Donkey Kong"!

The Big Bang Theory Season 5, Episode 21
Or <i>Don Quixote</i> is a book about a donkey named Hotay.