locked yourself out locked-in locked-in syndrome lockemy locken locker locker combination locker door locker key locker number locker right locker room locker rooms locker-room lockerbie lockerbie bombing lockers lockers available locket lockets lockett lockhart lockhart gardner lockhart has lockheed lockheed constellation lockheed hudson lockheed martin lockin locking locking action locking and unlocking locking arm locking arms locking arrangement locking assembly locking bar locking body locking bolt locking bolts locking button locking can locking cap locking clamp locking clip locking clips locking collar locking connector locking control locking device locking devices locking doors locking down locking element locking elements locking feature locking finger locking function locking groove locking handle locking himself locking hook locking horns locking it locking key locking knob locking knobs locking latch locking lever locking levers locking lips locking lugs locking me locking me up locking means locking mechanism locking mechanisms locking member locking nut locking nuts locking out locking part locking pawl locking piece locking pin locking pins locking plate locking plates locking plug locking portion locking position locking positions locking ring locking rod locking screw locking screws locking sleeve locking slot locking spring