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cowash

American  
[koh-wosh, ‐-wawsh] / ˈkoʊˌwɒʃ, ‐ˌwɔʃ /
Or co-wash

verb (used with or without object)

  1. to wash the hair with a cleansing conditioner instead of shampoo.

noun

  1. a cleansing conditioner for the hair.

  2. the act of washing the hair with a cleansing conditioner.

Etymology

Origin of cowash

First recorded in 2010–15; co(nditioner-only) ( def. ) + wash ( def. )

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.