The Collaborative International Dictionary
Xeriff
Xeriff \Xer"iff\, n. [See Shereef.] A gold coin formerly current in Egypt and Turkey, of the value of about 9s. 6d., or about $2.30; -- also, in Morocco, a ducat.
Wiktionary
xeriff
n. (context obsolete English) A gold coin once current in Egypt and Turkey.