Sandwich

A sandwich is usually used in reference to a dog; a progression of “such a ham” to “ham & cheese” to “ham sandwich” to just “sandwich”. It is also used in reference to someone or something super cute and perfect in every way.

*Sees dog*
“OMG look at that sandwich”
Or
To bae: “are you a sandwich?”
Bae: “oh course I am, I love you.”