Definition of sunspots:
(N) :
In economics, the term sunspots (or sometimes "a sunspot") refers to an extrinsic random variable, that is, a random variable that does not affect economic fundamentals (such as endowments, preferences, or technology).
(N) :
a Canadian travel television series which aired on CBC Television in 1974 and 1975.
(N) :
"Sunspots" is a song by the English singer-songwriter Julian Cope.