lather Hear it!

lather definition

lather (lat̸h′ər)

noun

  1. the foam or froth formed by soap or other detergent in water
  2. foamy sweat, as that on a racehorse
  3. ☆ Slang an excited or agitated state

Etymology: ME < OE leathor, washing soda or soap, akin to ON lauthr, washing soda, foam < IE *loutro- < base *lou-, to lave

transitive verb

  1. to cover with lather
  2. Informal to flog soundly

intransitive verb

to form, or become covered with, lather

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

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