More on Light-fingered Gentry from Infoplease:

• Light-fingered Gentry - Light-fingered Gentry (The). Pick-pockets and shop-lifters. Source: Dictionary of Phrase and Fable, ...
• Fingered - Fingered The light-fingered gentry. Priggers, qui ungues hamatos et uncos habent. Source: ...
• Euphemisms - Euphemisms Words or phrases substituted, to soften down offensive expressions. Place never ...
• Dictionary of Phrase and Fable: L - Definitions, origins, and illustrative excerpts for words, phases, and literary allusions starting with "L"