A shilling was a unit of money that was used in Britain until 1971 which was the equivalent of 5p. There were twenty shillings in a pound. COBUILD Advanced English Dictionary.
Ollie [ol-lie] as a name for girls (also used more widely as boys' name Ollie) is a Latin name, and the meaning of the name Ollie is olive tree. Ollie is a version of Olivia (Latin). Associated with: olive (tree). Ollieâ¼ has 1 variant: Olia.
The âOllieâ of âOllie ollie oxen freeâ is almost certainly the âAll yeâ reshaped to take the form of âOllie,â short for the proper name âOliver.â The âoxenâ is classic folk etymology, where a word or words that sound unfamiliar to the listener (âcome in,â in this case), especially when slurred, are given the form of a more familiar word (âoxenâ).