1600-1700washy ‘thin, watery’(16-20 centuries), from wash
Examples
EXAMPLES FROM OTHER DICTIONARIES
Brown has been criticized for being wishy-washy on political reform.
EXAMPLES FROM THE CORPUS
He loves to bully and to unleash his hounds on what he sees as the snooty, wishy-washy liberal establishment.
I've no time for all that wishy-washy muddled thinking!
The group is too wishy-washy an entity.
1someone who is wishy-washy does not have firm or clear ideas and seems unable to decide what they want – used to show disapproval: a bunch of wishy-washy liberals2colours that are wishy-washy are pale and unexciting, not strong or dark – used to show disapproval