The most common and most likely answer to this crossword clue is the 8 letter word RHOMBOID
I've seen this crossword clue in Financial Times
R
H
O
M
B
O
I
D
Buddy explains!

The straight part
We know that "Figure" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case figure = rhomboid.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 RHOMBOID mean?
RHOMBOID noun- A parallelogram which is neither a rhombus nor a rectangle
- Any of several muscles that control the shoulders
- A solid shape which has rhombic faces
- Resembling, or shaped like a rhombus or rhomboid