no idea is not in our dictionary (yet). Here's what it could mean:
Confidence: high
Results generated using artificial intelligence.
phrase
Example Sentences
Examples are provided to illustrate usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Odysseus and his men initially have no idea the Cyclops can speak, leaving them scrambling against a creature they can barely understand.
From Los Angeles Times ● Jul. 21, 2026
Ono added, “I had no idea until she told me that.”
From Salon ● Jul. 18, 2026
Thesaurus
Possible Synonyms
Words in our thesaurus
other words
- your guess is as good as mine
- drawing a blank
- haven't a clue
- search me
Possible Antonyms
Words in our thesaurus
other words
- crystal clear on it
- know for a fact
- got it down pat
- a walking encyclopedia
