The most common and most likely answer to this crossword clue is the 5 letter word DUKES
I've seen this crossword clue in The Daily Telegraph
D
U
K
E
S
More clues leading to the result DUKES
Buddy explains!

The straight part
We know that "Raised fists/Ellington and Wellington" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case raised fists/ellington and wellington = dukes.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 DUKES mean?
DUKES noun- The male ruler of a duchy (female equivalent: duchess).
- The sovereign of a small state.
- A high title of nobility; the male holder of a dukedom.
- A grand duke.
- Any of various nymphalid butterflies of the Asian genera Bassarona and Dophla.
- (usually in the plural) A fist.
- To hit or beat with the fists.
- To give cash to; to give a tip to.