The most common and most likely answer to this crossword clue is the 5 letter word SHEET
I've seen this crossword clue in The Guardian
S
H
E
E
T
More clues leading to the result SHEET
- Ambassador seen in group in paper
- Novel and film featuring in one part of newspaper
- Sail fixed after ambassador’s boarded
- Page in book and film
- He’s excited by Alien film
- Paper put to bed
- Page? He’s in a group
- Group concealing explosive in paper
- Something for the bed made from these?
- One’s in bed with female from another planet?
Buddy explains!

The straight part
We know that "Paper/put to bed" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case paper/put to bed = sheet.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 SHEET mean?
SHEET noun- A thin bed cloth used as a covering for a mattress or as a layer over the sleeper.
- A piece of paper, usually rectangular, that has been prepared for writing, artwork, drafting, wrapping, manufacture of packaging (boxes, envelopes, etc.), and for other uses. The word does not include scraps and irregular small pieces destined to be recycled, used for stuffing or cushioning or paper mache, etc.
- A flat metal pan, often without raised edge, used for baking.
- A thin, flat layer of solid material.
- A broad, flat expanse of a material on a surface.
- A line (rope) used to adjust the trim of a sail.
- A sail.
- The area of ice on which the game of curling is played.
- A layer of veneer.
- Precipitation of such quantity and force as to resemble a thin, virtually solid wall.
- An extensive bed of an eruptive rock intruded between, or overlying, other strata.
- The space in the forward or after part of a boat where there are no rowers.
- A distinct level or stage within a game.
- To cover or wrap with cloth, or paper, or other similar material.
- To form into sheets.
- Of rain, or other precipitation, to pour heavily.
- To trim a sail using a sheet.