A period of the day during which the volume of commuters or traffic is at its highest. In later use frequently without article.
Relating to or characterized by a peak (sense A. 7b); esp. (of a time, period, etc.) during which a maximum is attained.
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。