We found one dictionary that defines the word passing comments:

General (1 matching dictionary)

1. passing comments: Vocabulary.com

(Note: See passing_comment as well.)

Definitions from WordNet (passing comment) ▸ noun:  an incidental remark ▸ Also see passing_comment ▸ Words similar to passing comments ▸ Usage examples for passing comments ▸ Idioms related to passing comments ▸ Wikipedia articles (New!) ▸ Words that often appear near passing comments ▸ Rhymes of passing comments ▸ Invented words related to passing comments