Sentence:  Think of banking today and the <WSD>image</WSD> is of grey-suited men in towering skyscrapers. Its future, however, is being shaped in converted warehouses and funky offices in San Francisco, New York and London, where bright young things in jeans and T-shirts huddle around laptops, sipping lattes or munching on free food. 
Meaning of the word marked with <WSD> tags:  A mental picture of something not real or not present.