We found 4 dictionaries that define the word worst of all:

General (4 matching dictionaries)

1. worst of all: Longman Dictionary of Contemporary English
2. worst of all: Merriam-Webster

Phrases: The Fifty Worst Films of All Time, The Worst Idea of All Time, the worst of all, more... ▸ Words similar to worst of all ▸ Usage examples for worst of all ▸ Idioms related to worst of all ▸ Wikipedia articles (New!) ▸ Words that often appear near worst of all ▸ Rhymes of worst of all ▸ Invented words related to worst of all