In predicative use: that is gushing; flowing; in full flow.
Mid 19th century; earliest use found in Nathaniel Hawthorne (1804–1864), author. From a + gush.
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。