Definition of knock or hit someone for six in English:

knock (or hit) someone for six

  • British informal Utterly surprise or overcome someone.
    [alluding to the highest-scoring hit in cricket]
    More example sentences
    • I am very angry if they put a ban on my business, it will knock me for six.
    • The sexual innuendo is so utterly out of left field that it knocks you for six.
    • I take each day as it comes but it knocks you for six.
See parent entry: six

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Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
noun
elaborate ornamentation of a vocal melody