Cryptic crossword clue
Give a new name to brand leader? Agreed to differ about that 7

The most common and most likely answer to this crossword clue is the 7 letter word REBADGE

I've seen this crossword clue in The Guardian
R
E
B
A
D
G
E


Buddy explains!

The straight part
We know that "Give a new name to" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case give a new name to = rebadge.
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 REBADGE mean?

REBADGE verb
  1. To market a version of (an existing product, especially a motor car) with a new badge and new name.

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