Open fire and Pick off

Open fire verb - Start firing a weapon.

Pick off and open fire are semantically related in discharge a projectile topic. In some cases you can use "Pick off" instead a verb phrase "Open fire".

Pick off verb - To stop, seize, or interrupt while in progress or on course.

Open fire and pick off are semantically related in discharge a projectile topic. Sometimes you can use "Open fire" instead a verb "Pick off".