The most common and most likely answer to this crossword clue is the 8 letter word OUTWEIGH
I've seen this crossword clue in The Guardian
O
U
T
W
E
I
G
H
More clues leading to the result OUTWEIGH
- To have more importance than we ought, I fancy
- Go beyond exit in auditorium
- Trump‘s unacceptable manner spoken of
- Exceed available balance
- Overcome, being dismissed – means to be heard
- Public path said to be superior
- With Vogue short of capital in a mess this will preponderate
- Prevail over public speaker’s course of action
- Exposed route is rumoured to be of more importance
- To be more significant, you at the end, with ego should change
Buddy explains!

The straight part
We know that "to be superior" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case to be superior = outweigh.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 OUTWEIGH mean?
OUTWEIGH verb- To exceed in weight or mass.
- To exceed in importance or value.