Spurs. The kiddey clapped his persuaders to his prad but the traps boned him; the highwayman spurred his horse hard, but the officers seized him.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Perriwinkle * PetNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes