We found 2 dictionaries that define the word idiotness:

General (1 matching dictionary)

1. idiotness: Wiktionary

Slang (1 matching dictionary)

2. idiotness: Urban Dictionary

Definitions from Wiktionary (idiotness) ▸ noun:  (rare) Synonym of idiocy ▸ Words similar to idiotness ▸ Usage examples for idiotness ▸ Idioms related to idiotness ▸ Wikipedia articles (New!) ▸ Popular adjectives describing idiotness ▸ Words that often appear near idiotness ▸ Rhymes of idiotness ▸ Invented words related to idiotness