mod. courageous; daring; foolhardy. (Usually said of a male. Usually objectionable.) : Who is that ballsy jerk climbing the side of the building?
mod. aggressive; masculine. (Said of a female, especially a masculine female. Usually objectionable.) : You act too ballsy, Lillian. You put people off.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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