Definition of "buster" []

• One that breaks up something: a crime buster. (noun)
• A broncobuster. (noun)
• A particularly robust child. (noun)
• A baby buster. (noun)
• Informal Fellow. Used in addressing a man or boy, especially out of annoyance: Watch where you're going, buster! (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Maybe the BCS buster is just a solid football team with a weak schedule."
• "In a big conference, the BCS buster is likely to lose several games."
• "Consider this brain buster: You go to a discount warehouse and buy two dozen frozen bagels for, say, $9.60."