We found one dictionary that defines the word not hear of sth:

General (1 matching dictionary)

1. not hear of sth: Cambridge Advanced Learner's Dictionary

▸ Words similar to not hear of sth ▸ Usage examples for not hear of sth ▸ Idioms related to not hear of sth ▸ Wikipedia articles (New!) ▸ Words that often appear near not hear of sth ▸ Rhymes of not hear of sth ▸ Invented words related to not hear of sth