脑子进水 nǎo zi jìn shuǐ

DEFINITIONS

  1. to have lost one's mind
  2. crazy
  3. soft in the head

CHARACTERS

脑 nǎo brain
子 zi offspring, child; fruit, seed of; 1st terrestrial branch
进 jìn advance, make progress, enter
水 shuǐ water, liquid, lotion, juice