Vocab Info

N3 Expression, い-adjective

()けないwrong, not good, of no use, hopeless, past hope, must not do

    Dictionary Definition

    Common

    1. Expression, い-adjective

      1. 1.

        bad, wrong, naughty

        Usually written using kana alone
      2. 2.

        must not (do, be), should not, ought not to

        Usually written using kana alone, after the -te form of a verb or adjective
      3. 3.

        useless, no good, bad

        Usually written using kana alone
      4. 4.

        hopeless, beyond hope

        Usually written using kana alone
      5. 5.

        unfortunate, a shame, a pity

        Usually written using kana alone, used to express sympathy
      6. 6.

        unable to drink (alcohol)

        Usually written using kana alone
      7. 7.

        so as not to ..., so that ... (won't), in case ..., for fear that ..., lest ...

        Usually written using kana alone, as ...(すると|しては)いけない(から|ので)

    All Forms

    いけない

    Details

    Examples

    --:--

      学校(がっこう)仕事(しごと)(おく)れてはいけないです。

      You must not be late for school or work.

      • N3

      (ひと)(ごと):「あっいけない寝坊(ねぼう)しちゃったよ!」

      Monologue: 'Oh, this is bad! I overslept!'

      • N3

      ()(ねこ)がオフィスにいると()()って()ません。

      You must not let your cat distract you in the office.

      • N3

      (はは)息子(むすこ)に:「あなたは悪戯(いたずら)ばかりして!本当(ほんとう)いけない()だね!」

      Mother to son: 'You are a naughty boy! You really are a no good child!'

      • N3

      (くさ)るといけないから今日(きょう)()ったお(にく)やチーズは冷蔵庫(れいぞうこ)(なか)()れておきましょう。

      Keep the meat and cheese you buy today in the fridge because it must not go bad.

      • N2
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