bup·kis (bŭpkĭs) also bub·kes (bŭbkəs)
A worthless amount; little or nothing.
[Yiddish bobkes, from pl. of bobke, diminutive of bob, bean, of Slavic origin; akin to Polish bób and Russian bob, bean; see bha-bhā- in the Appendix of Indo-European roots.]
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Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.