A hand-held dispensing device for dispensing a substance, the device comprising:a dispenser incorporating: i) a dispenser body defining a dispensing chamber for holding the substance; ii) an outlet in communication with the dispensing chamber; iii) a dispensing mechanism for dispensing the contents of the dispensing chamber through the outlet and iv) an actuating member resiliently mounted for movement relative to the dispenser body, against the action of a biasing member, to actuate the dispensing mechanism; the dispenser being operably connected to a handle for manual sliding movement relative to the handle from a non-use position, in which the handle covers the outlet, to an operative position, in which the outlet is uncovered;the device further comprising a locking assembly for releasably locking the dispenser body to the handle in the operative position to prevent said manual sliding movement of the dispenser body, whereby a user may grasp the handle and effect manual movement of the actuating member relative to the handle and the dispenser body, against the action of the biasing member, so as to actuate the dispensing mechanism and dispense the contents of the dispensing chamber through the uncovered outlet.