wotcher🔊intj/ˈwɒt͡ʃə/Etymology 19th c., corruption of what cheer.1UK, Slang A friendly greeting.“Wotcher, me old cock sparrow, how's the sleuthing business?” bellowed Sandy, pausing and balancing his saddle on one knee while he looped up the girth.1962, Dick Francis, chapter 19, in Dead Cert, published 2004, page 266: