subs. (common).An impostor.
1823. W. T. MONCRIEFF, Tom and Jerry, i., 6. Cope (speaking of a horse). Well, Master Gullem, do you think we shall get the FLAT-CATCHER off to-day?
1841. Blackwoods Magazine, I., 202/2. Buttoners are those accomplices of thimbleriggers, and other gamblers of the fairs and race courses, whose duty it is to act as FLAT-CATCHERS or decoys, by personating flats.
1856. H. MAYHEW, The Great World of London, p. 46. And FLAT CATCHERS, or ring-droppers, who cheat by pretending to find valuables in the street.
1864. London Review, 18 June, p. 643. The Bobby or chinked-back horse, is another favourite FLAT-CATCHER.
1869. WHYTE-MELVILLE, M. or N., p. 110. Rather a FLAT-CATCHER, Tom? said that nobleman, between the whiffs of a cigar.