To have at least a slightest knowledge about something
You can use this phrase in ………… language.
Spoken
Written
Informal
Example 1
“Hi, Roger! What’s up? How’s the family?”
“Not so good. Kate and I, we’ve been separated for three months now, so I don’t get to see the children much.”
“I’m so sorry to hear that. I didn’t have a clue.”
Example 2
“Why are you standing in the hall?”
“I heard some voices in the conference room. Do you have a clue what’s going on there?”
“A board meeting, I guess.”