not have a clue (about something)
(не) знать \ (не) иметь представление о чем-либо
I have no clue what happened that day.
Другие идиомы:
- have a taste for (something)
- have a rough time (of it)
- have a leg up on (someone)
- have the Midas touch
- have one's head in the clouds
- have (something) going for one
- have been had
- have (something) against (someone or something)
- have (something) on the brain
- have the wherewithal to (do something)
- have a feeling about (something)
- have clean hands
- have a passion for (something)
- have bats in one's belfry
- have the presence of mind to (do something)