1. deep clean - Noun
2. deep clean - Verb
deep clean (plural deep cleans)
(neologism) Any thorough cleansing, especially one conducted in order to disinfect a place that has or may have been contaminated with a disease vector such as a virus, bacteria, etc.
deep clean (third-person singular simple present deep cleans, present participle deep cleaning, simple past and past participle deep cleaned)
(neologism) To conduct a deep clean.