Bundle (of notes) (3)
I believe the answer is:
wad
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">bundle of notes</span>' is the definition.<br/ ><span class="explanation-format__explanation">(wad of banknotes)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for wad that I've seen before include "Small mass of soft material" , "Compact mass" , "Bundle of soft material or of banknotes" , "Pad of loose material used for packing" , "A thick bundle, maybe of money" .)