1. to stop; to halt; to hold back; to cease
しかし、俺の直感が、それをとどめた。But my instincts held me back.
2. to have (someone) stay; to put up (a guest)
嵐がやむまで、客を家にとどめた。I had the guests stay at my house until the storm passed.
3. to fasten; to pin; to clip; to hold in place
4. to keep in place; to limit; to retain
それは最低限にとどめておく。I'll keep that to a minimum.
5. to record (e.g. a fact); to commit to memory
ですから、せめて、頭の隅にとどめておいてください。Therefore, please at least keep it in the back of your mind.