We found 15 dictionaries that define the word rye grass:

General (12 matching dictionaries)

1. rye-grass, rye-grass: Collins English Dictionary
2. rye grass: Vocabulary.com
3. rye-grass, rye grass: Wordnik
4. Rye grass, rye grass: Dictionary.com
5. Rye-grass, Rye grass: Wikipedia, the Free Encyclopedia
6. rye grass: Rhymezone
7. rye-grass: Webster's 1828 Dictionary
8. rye grass: FreeDictionary.org
9. rye grass: Mnemonic Dictionary
10. rye-grass, rye grass: TheFreeDictionary.com
11. rye grass: Wiktionary

Computing (1 matching dictionary)

12. rye-grass, rye grass: Encyclopedia

Medicine (1 matching dictionary)

13. Rye-grass, rye grass: Medical dictionary

Science (1 matching dictionary)

14. Rye-grass: HYPP Zoology

Definitions from Wiktionary (Rye grass) ▸ noun:  Alternative spelling of ryegrass [(countable) Any of several species of tufted grasses of the genus Lolium.] Types: annual ryegrass, perennial ryegrass, Italiryegrass, Chewing's fescue, more... Phrases: italian rye grass, more... ▸ Words similar to rye grass ▸ Usage examples for rye grass ▸ Idioms related to rye grass ▸ Wikipedia articles (New!) ▸ Words that often appear near rye grass ▸ Rhymes of rye grass ▸ Invented words related to rye grass