The most common and most likely answer to this crossword clue is the 11 letter word PROTUBERANT
I've seen this crossword clue in The Guardian
P
R
O
T
U
B
E
R
A
N
T
More clues leading to the result PROTUBERANT
- Proud punter beginning to row boat for a change
- Proud, angry words in favour of public transport
- Sticking out in favour of underground rave
- Sticking up for public transport, issue a tirade
- Prominent, intemperate speech in favour of the Underground?
- Proud diatribe in favour of the Underground
- Bellied patron pilloried after consuming an underground root
Buddy explains!
The straight part
We know that "Proud" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case proud = protuberant.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 PROTUBERANT mean?
PROTUBERANT adjective- Swelling or bulging outward.