"Shooting drills" refers to practice exercises or activities designed to improve one's ability to shoot accurately, typically in sports such as basketball or soccer. Full definition
The types of shooting drills vary by state and sometimes by school district. (vox.com)
Schools that have not received explicit threats have still taken precautions, such as practicing shooting drills and installing metal detectors. (ibtimes.com)
The bill would allow schools to use the money for mass shooting drills, which have become common in public schools since the Columbine school massacre. (vox.com)