West-south-west.
Directed towards the west-south-west. Of a wind: blowing from the west-south-west.
Late 18th century; earliest use found in American Gazetteer. From west + southwesterly.
英汉双解词典包含464360条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。