The most common and most likely answer to this crossword clue is the 7 letter word CO-OPTS
C
O
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O
P
T
S
Buddy explains!

The straight part
We know that "Votes in" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case votes in = co-opts.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 CO-OPTS mean?
CO-OPTS verb- To elect as a fellow member of a group, such as a committee.
- To commandeer, appropriate or take over.
- To absorb or assimilate into an established group.