/ dəʊ; NAmE doʊ/ noun
1.
[ U , sing. ] a mixture of flour, water, etc. that is made into bread and pastry :
Knead the dough on a floured surface.
2.
[ U ] ( old-fashioned , slang ) money
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WORD ORIGIN
Old English dāg , of Germanic origin; related to Dutch deeg and German Teig , from an Indo-European root meaning smear, knead .