shinplaster
nounEtymology From shin + plaster. Probably coined during the American War of Independence (1775–1783). Named for its resemblance to, and suitability for makeshift use as, a bandage for dressing the shin.
1
Australia, New Zealand, US, Historical, Informal An essentially worthless note of paper money.
2
Canada, Historical, Informal A 25¢ banknote.