The most common and most likely answer to this crossword clue is the 7 letter word DENSITY
I've seen this crossword clue in The Times
D
E
N
S
I
T
Y
More clues leading to the result DENSITY
- Body found in squat surrounded by refuse
- Partners enthralled by god’s body
- Squat plastered in refuse — how stupid?
- Study with pen restrains one’s stupidity
- How solid is refuse around squat?
- Mass, according to volume, has God welcoming opposing points
- Stupidity of trying to alter destiny?
- Rest packed into refuse — how solid?
- Poles overwhelmed by divine being’s stupidness
- Refuse to accept position? That shows foolishness
Buddy explains!

The straight part
We know that "body" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case body = density.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 DENSITY mean?
DENSITY noun- A measure of the mass of matter contained by a unit volume.
- The ratio of one quantity, representing something of interest, to another quantity representing space, area, or extent in which the thing of interest is distributed.
- The probability that an outcome will fall into a given range, per unit of that range; the relative likelihood of possible values of a continuous random variable.
- Stupidity; denseness.