Pronunciation: (shil'ing),[key] —n. 1. a cupronickel coin and former monetary unit of the United Kingdom, the 20th part of a pound, equal to 12 pence: retained in circulation equal to 5 new pence after decimalization in 1971. Abbr.: s.
2. a former monetary unit of various other nations, as Australia, Fiji, Ghana, Ireland, Jamaica, New Zealand, and Nigeria, equal to one twentieth of a pound or 12 pence.
3. the monetary unit of Kenya, Somalia, Tanzania, and Uganda, equal to 100 cents.
4. any of various coins and moneys of account used in various parts of the U.S. in the 18th and 19th centuries.
5. See shilling mark.