The lead-coloured skies over Victoria Station whispered rain. Waiting for the "green man" light, a drift1 of suits stood in their blacks, greys and dark business-blues. At the centre of the monochrome massing on the pavement, a beaming gentleman stood: a shining-white grin, grass green fuzzy Kanga cap, matching Adidas track suit and shoes. -Beautiful London Moment #472
1Yes, 'drift' is the correct collective noun for a group of business men.