The New Zealand dollar is the official currency of New Zealand. The currency code for the New Zealand dollar is NZD. Its symbol is usually written as $, and sometimes NZ$ is used to distinguish it from other currencies that use the same sign. Informal nicknames for the New Zealand dollar are ‘kiwi’ and ‘buck’. A kiwi is a bird indigenous to New Zealand and is featured on the $1 coin. New Zealanders are also colloquially called ‘kiwis’.