The most common and most likely answer to this crossword clue is the 9 letter word MARGARITA
I've seen this crossword clue in Independent
M
A
R
G
A
R
I
T
A
More clues leading to the result MARGARITA
- Returning in a public vehicle one tabloid shows a cocktail
- Mixed drink – a small measure knocked back by educated girl?
- Spoil good American girl with cocktail
- Pulse raised by uneducated woman drinking a cocktail
- Fat girl consuming a cocktail
- Spread’s pointless – time to have a cocktail
- Festivity with artist arising in US college associated with a cocktail
- Spoil a woman Beatles serenaded, consuming good cocktail
- Cocktail spread? For the last two, cheers!
- Drink and spoil a ceremonial event almost in Georgia
Buddy explains!

The straight part
We know that "cocktail" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case cocktail = margarita.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does MARGARITA mean?
MARGARITA noun- A cocktail made with tequila, an orange-flavoured liqueur, and lemon or lime juice, often served with salt encrusted on the rim of the glass.