1) Having very little kick 2) Motion 3) Movement 
In firearms, recoilless refers to a gun which has recoil force eliminated by balancing the momentum of the projectile with the mass of gas fired to the rear. Recoilless guns are generally short-range anti-tank weapons.
[adj] - of or being a weapon that is designed to minimize recoil
adjective of or being a weapon that is designed to minimize recoil