/'gɪgl; `ˇɪˇl/
v [I, Ipr] ~ (at sb/sth) laugh lightly in a nervous or silly way 咯咯笑; 傻笑
*Stop giggling, children; this is a serious matter. 孩子们, 别傻笑了, 这是严肃的事情.
* giggling at one of her silly jokes 让她那拙劣的笑话逗得咯咯笑.

n
1 [C] laugh of this kind 咯咯笑; 傻笑
*There was a giggle from the back of the class. 从教室後面传来咯咯的笑声.
2 [sing] (thing which provides) amusement 娱乐; 提供娱乐的事物
*What a giggle! 多有意思的玩意儿!
* Today's lesson was a bit of a giggle. 今天的课真有趣.
* I only did it for a giggle. 我做那事只是为了取乐.
3 the giggles [pl] continuous uncontrolled laughter of this kind (esp by young girls) 持续的, 放纵的笑（尤指女孩）
*get the giggles 发出咯咯笑声
* She had a fit of the giggles. 她咯咯地笑了一阵.

NOTE ON USAGE 用法
*
1 Snigger (US snicker) indicates childish and disrespectful laughing at something regarded as unusual or improper *snigger（美式英语作snicker　指对异常的或不当的事发出幼稚的、不尊重的笑声
*What are you sniggering at? Haven't you seen people kissing before? 你们笑什么? 没见过接吻吗?
2 Giggle is also childish. *giggle也指发出幼稚的笑声. It is often uncontrolled (a fit of giggling/(the) giggles) and is either in response to something silly or a nervous reaction 这一词常指失去控制的笑（a fit of giggling/ (the) giggles一阵傻笑）, 或因无聊琐事引起或为神经质的反应
*The children couldn't stop giggling at the teacher's high-pitched voice. 教师的嗓音很高, 孩子们都不禁咯咯地笑起来.
* She giggled nervously when the judges congratulated her on her costume. 评判员赞赏她的服装, 她神经质地笑了起来.