shilling mark

noun
1.
a virgule, as used as a divider between shillings and pence: One reads 2/6 as “two shillings and sixpence” or “two and six.”.
Also called shilling.
British Dictionary definitions for shilling mark

shilling mark

noun
1.
another name for slash (sense 12)
Word Origin
so named because it was used to separate shillings from pence when writing amounts less than one pound before the introduction of decimal currency in Britain. For example, three shillings and eleven pence was written 3/11