The most common and most likely answer to this crossword clue is the 6 letter word ELATED
I've seen this crossword clue in The Guardian
E
L
A
T
E
D
More clues leading to the result ELATED
- Very happy to be connected, right away
- Very excited editor as last-minute news is being gathered
- Behind time, jettisoning first of boosters over the moon
- Old rocker on a high note, very happy
- . Joyful story about Miliband?
- Tablet around midnight? Date getting high
- Very happy to be one of the family? Not at first
- In high spirits, when a bridge player dealt differently
- Cheered when told right away
- Story about journalist on top of the world
Buddy explains!

The straight part
We know that "In high spirits" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case in high spirits = elated.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 ELATED mean?
ELATED verb- To make joyful or proud.
- To lift up; raise; elevate.
- Extremely happy and excited; delighted; pleased, euphoric.