英汉词典

1. 说谎者；骗子
    If you say that someone is a liar, you mean that they tell lies.

liar什么意思

    e.g. He was a liar and a cheat...
           他曾坑蒙拐骗。
    e.g. 'She seems at times an accomplished liar,' he said.
           “她有时像个撒谎高手，”他说。