Egypt right now needs every piastre of money it can find.
From the economist.com
A piastre in this instance can be viewed as approx.
From the en.wikipedia.org
Over time the customary offerings of meat have been increasingly replaced by a symbolic piastre, sums of money and other gifts.
From the en.wikipedia.org
In the early years of this third gourde, only banknotes were being issued and the name piastre was sometimes used instead of gourde, especially on a banknote issue dated 1875.
From the en.wikipedia.org
Today the improved flow has so increased the supply of goods coming into Saigon that it has driven down the black-market rate of the piastre from 173 to 145 to the dollar.
From the time.com
More examples
Piaster: a fractional monetary unit in Egypt and Lebanon and Sudan and Syria
Kurus: 100 kurus equal 1 lira in Turkey
The word piastre or piaster originates from the Italian for 'thin metal plate'. The name was applied to Spanish pieces of eight by Venetian traders in the Levant in the 16th century, but by the late 19th century the piastre as a coin in the Middle East had debased in value to about two pence (2d ...
A Spanish or Spanish-American coin and unit of currency, originally worth eight real; A form of currency originally used in the Ottoman Empire, and now used in the Middle Eastern countries of Egypt, Lebanon, Sudan and Syria
(piastres) A small unit of Vietnamese currency, also called just "P," i.e. "Loan me 500 P until payday?"
(piastres) a coin of Egypt, the 100th part of an Egyptian pound. A coin of Lebanon the 100th part of a Lebanese pound. A coin of Libya, the 100th part of a Libyan pound. A coin of The Sudan, the 100th part of a Sudanese pound. A coin of Syria, the 100th part of a Syrian pound.