stack1 Pronunciation: /stæk/Translate stack | into French | into German | into Italian Spanish translation of stackn 1 (pile) montón (m) pila (f) 2 (many, much) (colloq) (often pl) montón (m) (fam), pila (f) (AmS) (fam)stack in other Oxford dictionaries Definition of stack in the British & World English dictionary Definition of stack in the US English dictionary