英汉解释

adj. 疯狂的；精神错乱的；愚蠢的
n. 疯子；疯人

同义词

n. daredevil，harum-scarum，madman，maniac
a. moonstruck

参考例句

1. They say lunatic people are making the English word book.
据说是一群白痴在做这本英语单词书。
2. His behavior in the supermarket impressed people as lunatic.
他在超级市场的举止给人像疯子的印象。
3. Second, the man which begins with you certainly is a lunatic.
第二，和你动手的男人一定是个疯子。

英英解释

n.
  1. an insane person
  2. a reckless impetuous irresponsible person
adj.
  1. insane and believed to be affected by the phases of the moon

网络释义

lunatic
精神病患者; 精神错乱的; 丧心病狂的; 疯子;
lunatic fringe
狂热者; 疯傻边缘者; 极端分子; 迷幻摇滚;
lunatic asylum
疯人院; 精神病院 社会福利;
Screambent Lunatic
极鸣狂人;
Lunatic Express
疯狂铁路;