Definition of shampoo in US English:

shampoo

noun

  • 1A liquid preparation containing detergent or soap for washing the hair.

    ‘he smelt clean, of soap and shampoo’
    ‘an anti-dandruff shampoo’
    • ‘Permethrin is already known by many consumers as an ingredient in head lice shampoos for children.’
    • ‘That way, the shampoo gets the soap residue off of the skin under your beard.’
    • ‘She proceeded to show him where the soap and shampoo was, along with other items such as toilet paper and extra towels.’
    • ‘The first time my personal check got turned into an automatic debit, I was buying shampoo at a family-owned hair care store in my urban neighborhood.’
    • ‘The older ones had shampoo, deodorant or soap smells.’
    • ‘After soaping up completely, he scrubbed some shampoo through his hair, then stood under the spray, letting the soap rinse off slowly as the heat eased his tensed muscles.’
    • ‘Therefore, having soap, shampoo and toiletry items available to them is a big plus.’
    • ‘The lice shampoos I have seen all have a lot of scary warnings.’
    • ‘Clinical tests have shown this product works against lice that have developed resistance to standard lice shampoos.’
    • ‘I stuck a lot of stuff I might need in my purse, such as razors, toothpaste and the vital toothbrush, soap, shampoo and conditioner, and a few other things.’
    • ‘It's almost impossible to buy a soap, shampoo or bubble bath which does not contain synthetic sodium laurel sulphate or sodium laureth sulphate.’
    • ‘Nail polish, shampoo, perfume, hair gel and body lotion all may contain phthalates.’
    • ‘Add in 1/2 cup of regular baby shampoo or liquid dish soap to aid the process.’
    • ‘I have been trying to get parents to buy non-scented soap, shampoo and toothpaste for scout camps.’
    • ‘And, ah, get soap, shampoo, scissors, a razor and some gel if you can.’
    • ‘As it operates as a home for men trying to get off the street, they are asking this year for toiletries like toothpaste, soap and shampoo.’
    • ‘If I go more than a day without shampoo my hair is a grease pot.’
    • ‘The more volume you can get in your hair from shampoo, setting gel and a round brush, the better the height.’
    • ‘There was a small closet with towels and some cheap oral care material like soap, shampoo and toothpaste.’
    • ‘Use a hot-oil treatment after every shampoo and follow with liquid, not creamy, leave-in conditioners.’
    1. 1.1 A substance similar to shampoo for cleaning a carpet, soft furnishings, or a car.
      • ‘Vacuum your carpet regularly, and do not use liquid carpet shampoos to clean them.’
      • ‘The vinegar pulls out the old shampoo cleaning the carpet as well.’
    2. 1.2 An act of washing or cleaning something, especially the hair, with shampoo.
      ‘a shampoo and set’
      • ‘As well, the pigments used have less capacity for oxygenation and thus stay small enough to be removed from the hair cortex in 6 to 12 shampoos.’
      • ‘Haircuts, manicures, shaves and shampoos undertaken here, says another - adding that the proprietor would be happy to have these services home-delivered to you without any extra charge.’
      • ‘To clean your scalp between shampoos, especially if you wear braided or dreadlocked styles, wipe it with an astringent-soaked cotton hall or pad.’
      • ‘To one tablespoon of lemon juice, add a pinch of black pepper and massage this on your scalp before a shampoo.’
      • ‘Your dog can get manicures, pedicures, shampoos; you can feed it gourmet treats; you can put it in clothes to match your own.’

verb

[with object]
  • 1Wash or clean (something, especially the hair) with shampoo.

    ‘Dolly was sitting in the bath shampooing her hair’
    • ‘Within a few seconds, she had accidentally slammed the door in his face and was fervently shampooing her hair.’
    • ‘I shower daily, but if I shampooed every day my hair would turn into a nasty dry mass of stiff split ends, like one of those old-fashioned straw brooms.’
    • ‘Since I had just over two hours before Jake would arrive, I took an extra long shower, shampooing my hair twice and shaving.’
    • ‘My husband shampooed the carpet today, so we're ready for you.’
    • ‘She shaved, washed, scrubbed, and shampooed her body until there was nothing left to do.’
    • ‘She gasped out loud at the first icy stab of the droplets, then quickly shampooed her hair.’
    • ‘Within minutes, he shampooed his hair, and rubbed body soap over his body, before rinsing himself off.’
    • ‘She is shampooing his hair, he is annoying her with too many demands.’
    • ‘She was going to appreciate every second of this day, she decided, shampooing her hair briskly.’
    • ‘Okay, yeah, so you all don't need the details of my shower - I basically just shampooed my hair, conditioned it, then hopped on out.’
    • ‘Satisfied, she shampooed her hair and cleaned herself up.’
    • ‘After shampooing her hair and cleansing her body, she shut off the shower and got out.’
    • ‘The showgrounds were buzzing yesterday as horse exhibitors washed and shampooed their charges ahead of today's judging classes.’
    • ‘She took extra minutes to adjust the water's temperature, took extra time shampooing her hair, and extra minutes relaxing at the end of the shower.’
    • ‘I leaned over the sink, and Audrey shampooed my hair, rinsed, shampooed again, and then rinsed again.’
    • ‘He had just turned on the water and began shampooing his hair when he felt the door open.’
    • ‘I have bathed her, shampooed her hair, tasted her tears, her sweat, her essence.’
    • ‘While Jody had been with me, the nurse had given him a bath and shampooed his hair, something else we had declined in our birth plan.’
    • ‘I took about half an hour in the shower, shampooing my hair twice and scrubbing myself as hard as I could.’
    • ‘You could immediately tell that it had been shampooed, and their hair turned out to be very curly.’
    wash, cleanse, wipe, sponge, scrub, mop, rinse, scour, swab, hose down, sluice, sluice down, flush, polish, disinfect
    View synonyms
    1. 1.1shampoo something in/out Wash something in or out of the hair using shampoo.
      ‘apply oil to wet hair, otherwise it will be difficult to shampoo it out’
      • ‘The next morning, the gel can be shampooed out of the hair.’
      • ‘As it protects hair from heat during styling, it creates style memory that lasts until you shampoo it out, with no leftover residue.’
      • ‘In the morning we shampooed it out with dish detergent and rinsed it with warm water and vinegar.’

Origin

Mid 18th century (in the sense ‘massage (as part of a Turkish bath process)’): from Hindi cāṃpo! ‘press!’, imperative of cāṃpnā.

Pronunciation

shampoo

/SHamˈpo͞o//ʃæmˈpu/