To provide a washing instrument available for diversified uses such as the manual washing of teeth, eyes, nostril and tongue.

The features of the multi-purpose washing device include the following steps. A tube 3 is installed on the knob 2 of a hand spray 1. A thread-shaped connection 4 is installed at the end of the tube 3 and fixed there by turning an L-shaped nozzle. A water jet flow can remove plaque from the teeth, bacteria and food residues causing mouth odor without damaging the gum. An eye washing cup is fixed by turning it and a jet stand is provided within the cup to wash away dust or dirt from the eyes with mist or water jet flow from a jet orifice adjusted as you like, while turning the cup. Pollen or dust within the nostril is washed away by adjusting mist or water jet flow from a jet orifice while turning a nostril spray nozzle. The head brush of a T-bar for washing the tongue is made of silicone, and the T-bar has a water drain port at its top and bottom to wash the tongue with water from the water drain ports.