It's a paraphrase of 'a rose is a rose is a rose', which is a famous line by Gertrdude Stein.
- For Teachers
I understand that the title just means "a cow is a cow"
Why could people say it in that way? My friend told me that they just use it to emphasize, which I can hardly imagine a context for...
great. Now I think i understand it more.
thank you tdol.