MEANING: A young person or one with a youthful cast of mind, gentle and loving, artistic and insightful. If a girl, somewhat tomboyish, if a boy, then somewhat feminine. This person could be emotionally vulnerable and needs affection.
REVERSED MEANING: A trivial and spoilt person, one who manipulates others' feelings. Perhaps this person lives in a dream world.
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I think this description does me pretty good justice. And as you've noticed, the "cups" do rather tend to be just "alcohol".
...Wait, you pretty much made that joke yourself.
Though the Queen of Cups is eating caramel right from a can, so "cups" is my nature very loosely defined in this. They all are actually, as you can probably now see from the Queen of Swords I've just uploaded...
I mean, I read mine this morning and depending on how you take it, I'm either going to get a lot of money, lose a bet or get eaten by a genetically altered potato.
Which means that the first one will probably be right.