The most common and most likely answer to this crossword clue is the 5 letter word CUBIC
I've seen this crossword clue in The Times
C
U
B
I
C
More clues leading to the result CUBIC
- Copper pen in form of box?
- Like an angel taking her away to a higher power
- Solid copper pen manufacturer
- Form of sugar youngster is chewing initially
- Stand in line to hear writer die as such
- Line in speech writer related to power
- Solid copper has sexual orientation that’s beginning to change
- Solid equation
- Copper pen in 3-D
- Little bear beginning to indicate cold — it’s about three degrees
Buddy explains!
The straight part
We know that "Solid" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case solid = cubic.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 CUBIC mean?
CUBIC noun- A cubic curve.
- Used in the names of units of volume formed by multiplying a unit of length by itself twice.
- Of a class of polynomial of the form ax^3 + bx^2 + cx + d
- Having three equal axes and all angles 90°.