We found 9 dictionaries that define the word playground ball:

General (8 matching dictionaries)

1. playground ball: Merriam-Webster
2. playground ball: Vocabulary.com
3. playground ball: Dictionary.com
4. playground ball: Rhymezone
5. playground ball: FreeDictionary.org
6. playground ball: Mnemonic Dictionary
7. playground ball: TheFreeDictionary.com
8. playground ball: Wiktionary

Computing (1 matching dictionary)

9. playground ball: Encyclopedia

(Note: See playground_balls as well.)

Definitions from Wiktionary (playground ball) ▸ noun:  The game of softball. Opposite: adult ball, professional ball, regulation ball ▸ Words similar to playground ball ▸ Usage examples for playground ball ▸ Idioms related to playground ball ▸ Wikipedia articles (New!) ▸ Words that often appear near playground ball ▸ Rhymes of playground ball ▸ Invented words related to playground ball