under arrest

IPA/ˌʌndəɹ ɐɹˈɛst/
IPA/ˌʌndɚɹ ɚɹˈɛst/

under arrest — idiom

1. the legal situation of being taken and held by police officers who believe you h

1.慣用語B1
釋義

the legal situation of being taken and held by police officers who believe you have broken the law

例句

Naoko was placed under arrest after the police found the stolen bicycle in her garage.

passive: was placed under arrest

Eli remained under arrest for three days before a judge decided to let him go.

verb + under arrest: remained under arrest

同義詞
  • in custody

    broader term that includes both pre-charge detention and post-conviction imprisonment; slightly more formal

  • detained

    can refer to shorter, less formal holding; not always at the same legal stage as arrest

反義詞
  • released

    set free after being held

  • free

    not in legal custody at all

文法句型

be + under arrest

place/put + object + under arrest

remain + under arrest

用法筆記

Always follows a form of 'be' (is/are/was/were under arrest) or action verbs like 'place'/'put' (e.g., They placed her under arrest). Cannot be used with other prepositions such as 'in'.

常見錯誤

❌He is in arrest.
✅He is under arrest.
💡The fixed phrase requires 'under', not 'in'.
❌The police arrested him and he is under custody.
✅The police arrested him and he is under arrest.
💡'Under custody' is not a standard collocation; use 'in custody' or 'under arrest' separately.