DictionaryshampooCleansing wash
noun / verb

shampoo

sham-POO/ʃæmˈpuː/

A liquid cleanser for hair or fabrics and its use in washing.

Shampoo lathers in the young man's wet hair.

An unlabeled squeeze bottle dispenses a visible ribbon of liquid soap directly onto a young man's wet hair, with a small patch of lather already being worked into the hair.
Etymology

The word first referred to massaging the body by pressing and kneading. It later came to mean lathering and washing hair, then the soap used for that purpose.

In context

SnappyDragon7:19
The product we know as shampoo is just shy of a century old, and washing hair with soap on a regular basis only took off
Hairstylist's historical hair growth tips : can historical hair care secrets REALLY grow long hair?

More examples

  • He bought a bottle of gentle shampoo.
  • The cleaner shampooed the carpet.
  • Rinse thoroughly after applying the shampoo.

Forms

shampoo · shampoos · shampooed · shampooing

Similar words

cleanser
The broad product category.
conditioner
A hair treatment aimed at texture rather than cleansing.