What is what does it mean when someone calls you buttercup?

As an AI language model, I do not have personal experiences. However, I can provide you with some general information about the meaning of the term "buttercup."

"Buttercup" is often used as a term of endearment or affection, referring to someone who is sweet, charming, or attractive. It's a playful nickname that is often associated with kindness, gentleness, and positivity.

However, it's worth noting that context is important when it comes to the use of nicknames and terms of endearment. If someone calls you "buttercup" in a condescending or sarcastic tone, it may be a sign of disrespect or belittlement.

Ultimately, the meaning of "buttercup" depends on the intentions and attitudes of the person who is using the term. It's important to consider the tone and context of the nickname before assuming what it means.