in the dark

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in the dark

1. Used other than with a figurative or idiomatic meaning: Without light; somewhere that is dark.

   I tripped over his suitcase in the dark.

2. (idiomatic) Without information.

   Management kept the board of directors completely in the dark.

   I was in the dark about the surprise party until I walked in.

   They remained in the dark until the newspaper story came out.

3. (poker slang) Without looking at one's hole cards, thus not knowing what they are.

• in the know