a number of usually flat and/or small objects pressed tightly together

a wad of banknotes 一叠钞票

a wad of gum 一摞口香糖

She used a wad (= a mass) of tissues to wipe away the blood. 她用一团纸巾擦掉了那些血。

to fold or press together something to form a mass

He wadded his towel into a ball. 他把毛巾压折成一个球。