no idea

Interjection

emphatic

(emphatic) I don't know. / Indicates that the speaker is completely ambivalent about something.

Japanese Meaning

全くわからない / 全然見当がつかない / まったく推測できない

No idea — I wasn't in the meeting, so I can't say what was decided.

まったく分かりません。会議に出席していなかったので、何が決まったのかはわかりません。

Sense（1）

(emphatic) I don't know.

Sense（2）

Indicates that the speaker is completely ambivalent about something.