We found 16 dictionaries that define the word black rat:

General (12 matching dictionaries)

1. black rat: Wordnik
2. black rat: Wiktionary
3. black rat: Infoplease Dictionary
4. black rat: Dictionary.com
5. Black Rat (album), Black Rat, Black rat: Wikipedia, the Free Encyclopedia
6. black rat: Rhymezone
7. black rat: FreeDictionary.org
8. black rat: Mnemonic Dictionary
9. black rat: TheFreeDictionary.com
10. black rat: Collins English Dictionary
11. black rat: Vocabulary.com
12. black rat: Oxford Learner's Dictionaries

Computing (1 matching dictionary)

13. black rat: Encyclopedia

Medicine (2 matching dictionaries)

14. black rat: Merriam-Webster Medical Dictionary
15. black rat: Medical dictionary

Slang (1 matching dictionary)

16. Black Rat: Urban Dictionary

(Note: See black_rats as well.)

Definitions from Wiktionary (black rat) ▸ noun:  A common species of rat, Rattus rattus, originating anciently in Asia but now distributed worldwide. Similar: roof rat, rattus rattus, brown rat, house rat, field rat, rice rat, tree rat, rock rat, Polynesian rat, sewer rat, more... Opposite: white rat, albino rat, light-colored rat Phrases: black rat snake, more... ▸ Words similar to black rat ▸ Usage examples for black rat ▸ Idioms related to black rat ▸ Wikipedia articles (New!) ▸ Words that often appear near black rat ▸ Rhymes of black rat ▸ Invented words related to black rat