Definitions of rinse:

• noun:   washing lightly without soap
• noun:   the act of giving a light tint to the hair
• noun:   the removal of soap with clean water in the final stage of washing
• noun:   a liquid preparation used on wet hair to give it a tint
• verb:   wash off soap or remaining dirt
• verb:   rinse one's mouth and throat with mouthwash
• verb:   clean with some chemical process