Speech or writing deemed banal or foolish.
A thin watery drink.
Part or all of this entry has been imported from the 1913 edition of Webster's Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.
Origin of wish-wash
- Reduplication of wash
From American Heritage Dictionary of the English Language, 5th Edition