Meaning: If two or more things are much of a muchness, they are very similar to each other.
For example:
1- I don't think it matters which one we get. They're all much of a muchness as far as I can see.
2- All the news shows on TV these days seem to be much of a muchness. It's hard to find one that takes a different approach to the news.
Meaning in Arabic:
لا فرق بينهما
