We found one dictionary that defines the word not very likely:

General (1 matching dictionary)

1. not very likely: Rhymezone

Definitions from WordNet (not very likely) ▸ adverb:  very unlikely ▸ Words similar to not very likely ▸ Usage examples for not very likely ▸ Idioms related to not very likely ▸ Wikipedia articles (New!) ▸ Words that often appear near not very likely ▸ Rhymes of not very likely ▸ Invented words related to not very likely