clear as mud
clear as mud
not at all easy to understand - Informal
Related Idioms :
clear the air
defuse or clarify an angry, tense or confused situation by frank discussion.
This expression comes from the idea that a thunderstorm makes the air less humid.
clear as a bell
perfectly clear
perfectly sound
1993 - Independent - We spent a few thousand on redecoration, but basically the place was sound as a bell.
as clear as day
very easy to see or understand
clear the decks
prepare for a particular event or goal by dealing beforehand with anything that might hinder progress.
In the literal sense, clear the decks meant to remove obstacles or unwanted items from the decks of a ship before a battle at sea.
in clear
not in code
1966 - Robert Sheckley - Mindswap - Thus, he cross circuited his fear of embarrassment and spoke to his oldest friend in clear.
in the clear
no longer in danger or suspected of something
with nothing to hinder someone in achieving something
out of a clear blue sky = out of a clear sky
as a complete surprise
1992 - New Yorker - The latest revelations about the marriage of the Prince and Princess of Wales may have induced disbelief, but they did not come out of a clear blue sky.
clear as mud :
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