Fetching details from the dictionary...

to stop (an activity); to cease; to discontinue; to end; to quit
to cancel; to abandon; to give up; to abolish; to abstain; to refrain
「止める」 has other readings with different meanings.
健康のためにタバコを止めました。
I quit smoking.
雨が降るから、散歩を止めよう。
It's going to rain, so let's stop taking a walk.
夜遅くまでゲームを止めて。
Stop playing games until late at night.