Bupkis Definition
bŭpkĭs
noun
Nothing.
We searched everywhere, but found bupkis.
Webster's New World
Even the smallest amount.
Doesn't know bupkis about it.
Webster's New World
Origin of Bupkis
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Yiddish bobkes from pl. of bobke diminutive of bob bean of Slavic origin Polish bób Russian bob bean bha-bhā- in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition