Perhaps I should apologize for the use here of the verb monkey, which savors of what a friend of mine calls the "English slanguage," to differentiate it from what he also calls the "Andrew Language."
"The Enchanted Typewriter"
John Kendrick Bangs
It is a very curious fact, that while the word loot is unquestionably Anglo-Indian, and only a recent importation into our English "slanguage," it has always been at the same time English-Gipsy, although it never rose to the surface.
"The English Gipsies and Their Language"
Charles G. Leland