1. 假名;绰号;诨名
A sobriquet is a humorous name that people give someone or something.
e.g. From his staff he earned the sobriquet 'Mumbles'.
他的员工给他起了个“咕哝虫”的绰号。
noun
1. a familiar name for a person (often a shortened version of a person's given name)
e.g. Joe's mother would not use his nickname and always called him Joseph
Henry's nickname was Slim