Zimbabwean dollar
The Zimbabwean dollar ( sign: $ , or Z$ to distinguish it from other dollar-denominated currencies ) was the name of 4 official currencies of Zimbabwe from 1980 to 12 April 2009 . 
<triplet> Zimbabwean dollar <subj> $ <obj> currency symbol description <subj> Zimbabwe <obj> country <subj> 1980 <obj> inception <subj> 12 April 2009 <obj> end time <triplet> $ <subj> sign <obj> instance of