We found 4 dictionaries that define the word by a long way:

General (4 matching dictionaries)

1. by a long way: Oxford Learner's Dictionaries
2. by a long way: Longman Dictionary of Contemporary English

▸ Words similar to by a long way ▸ Usage examples for by a long way ▸ Idioms related to by a long way ▸ Wikipedia articles (New!) ▸ Words that often appear near by a long way ▸ Rhymes of by a long way ▸ Invented words related to by a long way