下す

to make a decision; to draw a conclusion

to give a judgement; to hand down a verdict; to pass a sentence; to give an order

to let go down; to lower

to do oneself; to do by oneself

to beat; to defeat

to have loose bowels; to have diarrhea

to pass (in stool); to discharge from the body

to do in one go; to do to the end without stopping