Definition of south southwest:
(n) :
Alternative form of south-southwest. [The compass point halfway between south and southwest; specifically at a bearing of 202.5°.]
(adj) :
Alternative form of south-southwest. [Of, in or pertaining to the south-southwest; south-southwestern.]
(adv) :
Alternative form of south-southwest. [Towards or in the direction of the south-southwest; south-southwestwards.]