goniff \gon"iff\, n. [From Yiddish, prob. fr. Heb. gann[=a]bh thief.] A pickpocket or thief. [Also spelled {ganef}, {gonif}, and {gonoph}.] [Eng. Slang] [1913 Webster +PJC]
Gonoph \Gon"oph\, n. [From Yiddish, prob. fr. Heb. gann[=a]bh thief.] A pickpocket or thief. [Also spelled {ganef}, {gonif}, and {goniff}.] [Eng. Slang] --Dickens. [1913 Webster]