What is No-Poo? No-Poo means No Shampoo Method. This is the process of eliminating shampoo and embracing non-foaming detergent free cleansers such as conditioners to wash hair. By doing so the hair retains its natural oils and moisture. POSTS RELATED TO THIS TERM How To Clean Black Hair Without A Shampoo I Don’t Care What The Blogs Say, I’m Not Giving Up Shampoo Can Washing Your Hair Too Often Be Harmful? No Shampoo Wash Day: 4c Natural Hair Fall & Winter Routine [Video] TweetPinShare0 Shares Home » Glossary » N » What is No-Poo?