judas

IPA/ˈdʒuːdəs/
KK[dʒˈudəs]IPA/ˈdʒuːdəs/

judas — noun

  • judassingular
  • judasesplural

1. a person who wins someone's trust while secretly working against them, often by

1.名詞C1
釋義

a person who wins someone's trust while secretly working against them, often by giving information to their rivals or enemies

例句

Liang discovered his business partner was a judas selling their designs to a rival.

a judas + present participle for the betraying action

The resistance found a judas in their ranks after three safe houses were raided.

同義詞
  • traitor

    broader term for anyone who switches allegiance, especially in war or politics; less personal than judas

  • betrayer

    emphasises the broken personal bond; judas carries a stronger moral charge from the biblical story

  • turncoat

    someone who changes sides for personal advantage; judas implies secret betrayal rather than open defection

  • double-crosser

    used mainly for deceiving a partner in crime or a collaborator; judas works in any context of trust betrayed

反義詞
  • ally

    a person who stands with you, not against you

  • loyalist

    someone who remains faithful, especially under pressure to betray

文法句型

a judas + who-clause

a judas + in/inside + group

用法筆記

Lower-case 'judas' means any betrayer; capitalised 'Judas' refers specifically to the biblical figure Judas Iscariot, the apostle who betrayed Jesus.

常見錯誤

❌He acted in a judas way.
✅He was a judas.
💡judas is a noun, not an adjective. Use it to name the person, not to describe behaviour.

2. a small viewing hole or lens fitted into a door, letting the person inside see w

2.名詞C2
釋義

a small viewing hole or lens fitted into a door, letting the person inside see who is outside without being noticed

例句

Diya pressed her eye to the judas and saw two strangers standing in the hallway.

pressed her eye to the judas — physical action collocation

The apartment door had a brass judas, wide enough to glimpse a visitor's face.

同義詞
  • peephole

    the standard everyday word; judas is a rarer, more literary alternative

  • spyhole

    common in British English; essentially interchangeable with peephole

文法句型

look through the judas

a judas in/on a door

用法筆記

Rare and chiefly British. In everyday English, 'peephole' or 'spyhole' is far more common. Distinguish from sense 1 (BETRAYER), which refers to a person.