To exhibit: as, Jack Jehu sported a new gig yesterday: I shall sport a new suit next week. To sport or flash one’s ivory; to shew one’s teeth. To sport timber; to keep one’s outside door shut; this term is used in the inns of court to signify denying one’s self. N.B. The word SPORT was in great vogue ann. 1783 and 1784.
Definition taken from The 1811 Dictionary of the Vulgar Tongue, originally by Francis Grose.
Spoil Pudding * SpungeNathan Bailey's 1736 Dictionary of canting and thieving slang
John S. Farmer's collection of canting songs and slang rhymes