We found one dictionary that defines the word mulling over:

General (1 matching dictionary)

1. mulling over: Vocabulary.com

Phrases: mulling it over, more... ▸ Words similar to mulling over ▸ Usage examples for mulling over ▸ Idioms related to mulling over ▸ Wikipedia articles (New!) ▸ Words that often appear near mulling over ▸ Rhymes of mulling over ▸ Invented words related to mulling over