The most common and most likely answer to this crossword clue is the 8 letter word ECSTATIC
I've seen this crossword clue in Financial Times
E
C
S
T
A
T
I
C
More clues leading to the result ECSTATIC
- Delighted where financiers are still
- Very happy not moving east of the city
- Cite cast in play as very happy
- English clubs still over the moon
- Ultimately feeble with cold and still delirious
- Rapturous new sect — Greek, by the sound of it
- City still jubilant
- Case of electric crackling noise that’s very high
- Very happy, City, with figure in charge
- Enraptured
Buddy explains!
The straight part
We know that "Overjoyed" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case overjoyed = ecstatic.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 ECSTATIC mean?
ECSTATIC noun- (in the plural) Transports of delight; words or actions performed in a state of ecstasy.
- A person in a state of ecstasy.
- Feeling or characterized by ecstasy.
- Extremely happy.
- Relating to, or caused by, ecstasy or excessive emotion.