[ad. It. spade, pl. of spada (Sp. and Pg. espada) sword (see SPADO2), used as a mark on playing-cards. Cf. G. spadi from the same source.
In British and other cards ultimately of French origin the mark has a form resembling that of a pointed spade, so that there is a natural association with SPADE sb.1 Cf. G. dial. spaten, Da. and Sw. spader (pl.).]
1. One or other of the black spade-shaped marks by which one of the four suits in a pack of playing-cards is distinguished; hence pl., the cards belonging to or forming this suit.
1598. Florio, Cáppari, those markes vpon the playing cards called spades.
1651. Pleas. Hist. Miller Mansfield, B ij. With Ladies and their Maids like to the Queene of Spades.
1680. Cotton, Compl. Gamester (ed. 2), 107. The Ace of Spades.
17124. Pope, Rape Lock, III. 46. Let Spades be trumps! she said.
1784. Cowper, Task, IV. 219. Ensanguind hearts, clubs typical of strife, And spades, the emblem of untimely graves.
1850. Bohns Hand-bk. Games (1867), 220. You are to discard the knave, nine, and seven of spades.
2. A card belonging to the spade-suit.
1745. Hoyle, Quadrille (1746), 13. One small Club, Knave and two small Spades.
1828. Praed, Arr. at Watering-pl., i. Poems 1864, II. 188. I play a spade.
1879. Cavendish, Card Ess., etc. 109. Alcippe again plays badly in throwing the ace of hearts to the last spade.