- a plaster or poultice for use on sore shins
- a piece of paper money of small face value, usually less than a dollar, as any issued by the U.S. government between 1862 and 1878
- a piece of paper money made almost worthless, as by inflation or inadequate security
- A piece of paper money issued privately and devalued by inadequate security or by inflation.
- A piece of paper money of small denomination issued by the government, especially one issued by the US government from 1862 to 1878.
Origin of shinplasterFrom its resemblance to paper used in plasters for sore legs
- (historical, US, Australia, and New Zealand informal) An essentially worthless note of paper money.
- (historical, Canada informal) A 25Â¢ banknote.