adj.(of weapons) not charged with ammunition

"many people are killed by guns thought to be unloaded"

Stabilizing mechanisms of the loaded and unloaded knee joint
Soft tissue reactions to non-submerged unloaded titanium implants in beagle dogs
Unloaded shortening velocity and myosin heavy chain and alkali light chain isoform composition in rat skeletal muscle fibres
The velocity of unloaded shortening and its relation to sarcomere length and isometric force in vertebrate muscle fibres.
Response of chondrocyte subpopulations cultured within unloaded and loaded agarose.
Edman, K.A. The velocity of unloaded shortening and its relation to sarcomere length and isometric force in vertebrate muscle fibres...
Tibiofemoral movement 1: the shapes and relative movements of the femur and tibia in the unloaded cadaver knee
ADP Dissociation from Actomyosin Subfragment 1 is Sufficiently Slow to Limit the Unloaded Shortening Velocity in Vertebrate Muscle
Composition and glycosaminoglycan metabolism of articular cartilage from habitually loaded and habitually unloaded sites
Biologic width around titanium implants. A histometric analysis of the implanto-gingival junction around unloaded and loaded nonsubm...