[ˈanərak], (Noun)

Definitions:
- a waterproof jacket, typically with a hood, of a kind originally used in polar regions

- a studious or obsessive person with unfashionable and largely solitary interests
(e.g: with his thick specs, shabby shoes, and grey suit, he looks a bit of an anorak)


Phrases:

Origin:
late 19th century: via German from Greenlandic anoraq. The British informal sense dates from the 1980s and derives from the anoraks worn by trainspotters, regarded as typifying this kind of person