We found 2 dictionaries that define the word a know it all:

General (1 matching dictionary)

1. a know-it-all: ESL Idiom Page

Miscellaneous (1 matching dictionary)

2. a know-it-all: Idioms

Phrases: as a know it all, more... ▸ Words similar to a know it all ▸ Usage examples for a know it all ▸ Idioms related to a know it all ▸ Wikipedia articles (New!) ▸ Words that often appear near a know it all ▸ Rhymes of a know it all ▸ Invented words related to a know it all