DOLLARSIGN
Dollar sign
The dollar or peso sign is a symbol primarily used to indicate the various peso and dollar units of currency around the world.The above text is a snippet from Wikipedia: Dollar sign
and as such is available under the Creative Commons Attribution/Share-Alike License.
dollar sign
Noun
- punctuation symbol $, used to indicate a price in dollars. 
- The total with tax is $1.05.
 
 - in certain languages (such as Perl or PHP), to indicate a variable.
 - in certain languages, used to indicate a hexadecimal constant.
 - in certain languages, used to indicate a constant.
 - in certain languages (such as BASIC), to indicate a variable or a constant containing text (a string) as opposed to a number.
 - in regular expressions, used to indicated the end of the string/line.
 
The above text is a snippet from Wiktionary: dollar sign
and as such is available under the Creative Commons Attribution/Share-Alike License.