choo

IPA/ˈtʃuː.tʃuː/
KK[tʃˈu]IPA/ˈtʃuː.tʃuː/

choo — noun

  • choosingular
  • choosplural

1. a word used by or to very young children for a train — the full form 'choo-choo'

1.名詞A1
釋義

a word used by or to very young children for a train — the full form 'choo-choo' is more common and sounds more playful.

例句

Two-year-old Jin hugged his toy choo and would not let go.

countable noun with toy

Emre pointed at the big choo passing by and clapped his hands.

同義詞
  • train

    the standard adult word; not playful or child-directed

  • choo-choo

    the more common reduplicated form, especially in songs and baby talk

用法筆記

Almost always used in speech directed at or produced by children under about age four. The reduplicated form 'choo-choo' is more common than 'choo' alone.

常見錯誤

❌The choo arrived at the station at noon.
✅The train arrived at the station at noon.
💡Adults do not use 'choo' in serious contexts; use 'train' instead.

2. the sound that a steam train makes, often said as a repeated 'choo choo' sound b

2.名詞A1
釋義

the sound that a steam train makes, often said as a repeated 'choo choo' sound by children or in children's books and toys.

例句

A loud choo came from the toy train as it started to move.

countable noun for the sound itself

The baby clapped every time her father said choo like a real train.

同義詞
  • chuff

    a more technical onomatopoeia for a steam engine's exhaust sound; less common in children's speech

  • toot

    the sound of a train's whistle, not its engine; a different noise entirely

用法筆記

As a sound word, 'choo' can be repeated any number of times ('choo choo', 'choo choo choo') to imitate the rhythm of a steam engine. This sense is almost never written in formal text.