1
often vulgar : all-out, full-out
2
often vulgar : boldly aggressive or competitive

Word History

First Known Use

circa 1945, in the meaning defined at sense 1

Time Traveler
The first known use of balls-out was circa 1945

Dictionary Entries Near balls-out

Cite this Entry

“Balls-out.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/balls-out. Accessed 22 Nov. 2024.

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