Meaning

2 senses
  1. (colloquial, uncountable)Knowledge or intelligence regarding a ball sport, especially as a commentator.

  2. (Internet, broadly, uncountable)Knowledge or intelligence regarding a certain topic.

Origin

Back-formation from know ball.

Back-formation from know ball.

Wiktionary, CC BY-SA 4.0 · source

See also

neighbours in the dictionary
ball knowledge — meaning, examples, forms, synonyms | Krumeto