south-southwest adjective 3adverb 1noun 1 adjective3 •Of, in or pertaining to the south-southwest; south-southwestern. •Situated toward or in the direction of the south-southwest; south-southwestward; south-southwesterly.A south-southwest course. •Coming from the south-southwest; south-southwesterly.A south-southwest wind. adverb1 •Towards or in the direction of the south-southwest; south-southwestwards.We are travelling south-southwest at the moment. noun1 •The compass point halfway between south and southwest; specifically at a bearing of 202.5°.