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Definition of "choo" [choo]

  • The sound of a locomotive whistle (noun)

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Use "choo" in a sentence
  • "Here in Wisconsin, the Milwaukee paper has stopped calling the choo choo between Milwaukee and Madison as “high speed” and is calling it a “fast train”."
  • "It is a square house, with two bed rooms, a living room, a store room, dining room, kitchen and two wash rooms, one for the "choo" and one for the shower."
  • "There is not some genetic fault in the DNA of choo-choos."