bottyslang.|ˈbɒtɪ| [f. bottom n. 1 b + -y6.] (See quot. 1874.) 1874Hotten Slang Dict. 94 Botty,..an infant's posteriors.—Nursery.1922Joyce Ulysses 759 Like a wellwhipped childs botty.1924R. Firbank Prancing Nigger v. 36 De time de scorpion bit her botty.