put spurs to

verb3

1. •
   To prod (a mount) with spurs.

   • He would approach the object slowly and cautiously, and, when very near it, would put spurs to his horse and dash by. — 1884
2. •
   To prod into greater activity, speed, or diligence.

   • I congratulate you on your memory of what is past, whence I confess that you have put spurs to my almost weary pen. — 1873
3. •
   To speed up.

   • The greater the danger is, it ought to be so far from being a remora, as to put spurs to our speedy resolutions in this great affair. — 1763