睁着眼睛说瞎话
zhēng​zhe​yǎn​jing​shuō​xiā​huà

to lie through one's teeth

  1. 睁 睜 zhēng verb
    to open (eyes)
    to open one's eyes; to keep the eyes open
  2. 着 著 zhe particle
    [continuous]
    Shows that an action is currently happening or that a state is continuing; often appears before a second verb to show how the second action is being done.
  3. 眼睛 yǎn​jing noun
    eye
    the organ used for seeing in humans and animals
  4. 说 說 shuō verb
    to say
    to say; to speak; to talk; to express in words
  5. 瞎话 瞎話 xiā​huà
    lie
    (colloquial) lie; falsehood; nonsense; flapdoodle