The most common and most likely answer to this crossword clue is the 9 letter word GALLIVANT
I've seen this crossword clue in The Guardian
G
A
L
L
I
V
A
N
T
More clues leading to the result GALLIVANT
- Travel widely to get G&T containing exotic vanilla
- Terrible man pursuing everybody welcomed by great flirt
- Travel from German holiday home, going North with six-footer
- Dashing young man grabs four to go off and have fun
- Impertinence shown by terrible old ruler — time to run around
- Seek pleasure, having good time ensnaring completely terrible ruler
- Travelling north in the shadow of Etna, villa-goers gad about
- Gad about, dashing round eastern half of Kyiv
- Germany’s leader: “My sole desire”“is to go pleasure-seeking”
- Around most of settlement, worker has to go out for entertainment
Buddy explains!

The straight part
We know that "to go out for entertainment" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case to go out for entertainment = gallivant.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 GALLIVANT mean?
GALLIVANT verb- To roam about for pleasure without any definite plan.
- To flirt, to romance.