or devil’s four-poster, subs. phr. (cards’).—The four of clubs; held as an unlucky ‘turn-up.’

1

  1879.  J. C. J., in Notes and Queries, 5 S., xii., 473. In London I have always heard the four of clubs called the DEVIL’S BEDPOST, and also that it is the worst turn-up one could have.

2