The most common and most likely answer to this crossword clue is the 4 letter word PAGE
I've seen this crossword clue in The Guardian
P
A
G
E
More clues leading to the result PAGE
- Electronically summon errand boy
- Summon boy attendant
- Young attendant annually emptied greenhouse
- Electronically summon boy attendant
- Pay up front to be getting on section of website
- Young attendant, quiet and mature
- Call for a young man in uniform
- Initially exposing omission, turning over part of text
- Musician’s assistant’s gripping novel
- Penny wants to get on courtier
Buddy explains!

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 PAGE mean?
PAGE noun- One of the many pieces of paper bound together within a book or similar document.
- One side of a paper leaf on which one has written or printed.
- Any record or writing; a collective memory.
- The type set up for printing a page.
- A screenful of text and possibly other content.
- A web page.
- A block of contiguous memory of a fixed length.
- To mark or number the pages of, as a book or manuscript.
- (often with “through”) To turn several pages of a publication.
- To furnish with folios.
- A serving boy – a youth attending a person of high degree, especially at courts, as a position of honor and education.
- A youth employed for doing errands, waiting on the door, and similar service in households.
- A boy or girl employed to wait upon the members of a legislative body.
- (in libraries) The common name given to an employee whose main purpose is to replace materials that have either been checked out or otherwise moved, back to their shelves.
- A boy child.
- A contrivance, as a band, pin, snap, or the like, to hold the skirt of a woman’s dress from the ground.
- A track along which pallets carrying newly molded bricks are conveyed to the hack.
- A message sent to someone's pager.
- Any one of several species of colorful South American moths of the genus Urania.
- To attend (someone) as a page.
- To call or summon (someone).
- To contact (someone) by means of a pager or other mobile device.
- To call (somebody) using a public address system so as to find them.