The most common and most likely answer to this crossword clue is the 4 letter word CAMP
I've seen this crossword clue in The Times
C
A
M
P
More clues leading to the result CAMP
- Holiday site with parking close to river
- Holiday site that's quiet by river
- Assemblage of tents originally pitched by river
- Fight once affected military life
- Retreat by Prime Minister and a Conservative faction
- Party member behind bill is upstanding
- A politician supporting Conservative Party
- Theatrical male in type of headgear
- A politician following leader of Conservative party
- Theatrical area covered by Conservative politician
Buddy explains!

The straight part
We know that "Holiday site" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case holiday site = camp.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 CAMP mean?
CAMP noun- An outdoor place acting as temporary accommodation in tents or other temporary structures.
- An organised event, often taking place in tents or temporary accommodation.
- A base of a military group, not necessarily temporary.
- A single hut or shelter.
- The company or body of persons encamped.
- A group of people with the same strong ideals or political leanings.
- Campus
- A summer camp.
- A prison.
- A mound of earth in which potatoes and other vegetables are stored for protection against frost
- Conflict; battle.
- An ancient game of football, played in some parts of England.
- To live in a tent or similar temporary accommodation.
- To set up a camp.
- To afford rest or lodging for.
- To stay in an advantageous location in a video game, such as next to a power-up's spawning point or in order to guard an area.
- To fight; contend in battle or in any kind of contest; to strive with others in doing anything; compete.
- To wrangle; argue.
- An affected, exaggerated or intentionally tasteless style.
- Theatrical; making exaggerated gestures.
- (of a man) Ostentatiously effeminate.
- Intentionally tasteless or vulgar, self-parodying.