We found one dictionary that defines the word not a problem:

General (1 matching dictionary)

1. not a problem: Merriam-Webster

Phrases: not acting on a problem, not as much as a problem, deemed not a problem, more... ▸ Words similar to not a problem ▸ Usage examples for not a problem ▸ Idioms related to not a problem ▸ Wikipedia articles (New!) ▸ Words that often appear near not a problem ▸ Rhymes of not a problem ▸ Invented words related to not a problem