The tendency to indulge in a dissipated and hectic social life.
1930s; earliest use found in C. Day Lewis (1904–1972), poet and novelist. From rackety + -ness.
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。