tomtit v.also Tom Tit[rhy. sl. = shit v. (1a)]to defecate.Show quotations1960J. Franklyn Dict. of Rhy. Sl. 1989J. Morton Lowspeak 139: Tom tit – to defecate. 1998–2002G.D. Smith Cockney Rhy. Sl. 🌐 Tom Tit: Shit.