A school of small fish that clump together as a defence to increase their odds of survival against predators. Anchovies, Sardines, and Herring are an example of types of fish that use this tactic.
hey look! it's a under water clowd! no bra, its a fricken bait ball.
by fish bra October 16, 2009
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Anyone who's actions or speech during online games that causes anyone who can hear them to want to team kill and tea bag.
man1- hey can you give your medkit?

man2- screw you man, what if i need it at somepoint.

man1- How did that shotgun taste, ball bait. Thanks for medkit.
by derpherpderp May 14, 2010
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