We found 4 dictionaries that define the word groos:

General (3 matching dictionaries)

1. Groos: Wordnik
2. Groos: Wikipedia, the Free Encyclopedia
3. Groos: Rhymezone

Slang (1 matching dictionary)

4. groos: Urban Dictionary

Definitions from WordNet (Groos) ▸ name:  A surname (very rare: popularity rank in the U.S.: #43616) ▸ Words similar to groos ▸ Usage examples for groos ▸ Idioms related to groos ▸ Wikipedia articles (New!) ▸ Words that often appear near groos ▸ Rhymes of groos ▸ Invented words related to groos