用を足す

to take care of some business; to go on an errand; to relieve oneself; to do one's business

Meaning

  1. expv5s
    to take care of some business; to go on an errand
  2. expv5s
    to relieve oneself; to do one's business; to go to the toilet

Example sentences

  • Anyhow, lunch ... is where I wanted to go but I decided to go to the toilet first.