We found 2 dictionaries that define the word defonce:

General (1 matching dictionary)

1. Defonce: Rhymezone

Slang (1 matching dictionary)

2. Defonce: Urban Dictionary

Definitions from WordNet (Defonce) ▸ name:  A surname (very rare: popularity rank in the U.S.: #57703) ▸ Words similar to defonce ▸ Usage examples for defonce ▸ Idioms related to defonce ▸ Wikipedia articles (New!) ▸ Words that often appear near defonce ▸ Rhymes of defonce ▸ Invented words related to defonce