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car pool

car pool

1 2.7
A group of people who share car trips to save money and reduce traffic
  • noun
  • /kɑr puːl/
  • US
translation icon : auto compartido
  • A group of neighbors decided to start a car pool to share the ride to work and save on gas.
  • car pool lane
  • car pool plan

Examples

  • Every week, our car pool takes turns picking up and dropping off members from their homes.

  • I'm actually running a car pool about two blocks up there.

  • If the city wins this case, we'll have to shut down the car pools.

    Fiction book (2001)
  • Do ask around about reasonable car pools that may be available for a modest fee.

    Blog text (4)
  • Car pools were encouraged in the 70s during the first energy shock.

    Blog text (12)
  • It was the end of June, and car pools for the upcoming school year were already being finalized.

    Fiction book (2000)
  • To reduce traffic and save money, many employees at the company joined a car pool for their daily commute.

Synonyms

carpool
vscar pool
  • US
49 2.9

An arrangement where people share a car to go to work or school

is written as two separate words though meaning is identical

Surface Forms

car pool singular
car pools plural

Morphology

car + pool

The meaning 'a group sharing car journeys' is directly and compositionally derived from 'car' (vehicle) + 'pool' (a shared resource or fund); the noun+noun compounding pattern transparently signals a shared arrangement involving cars. This is a common, cross-linguistic concept and a B1 learner who knows both constituent senses should be able to infer the MWE's meaning.

Etymology

Car pool comes from people 'pooling' their cars, putting vehicles together so everyone can take turns using them. That's why car pool means a group who 'share' car journeys to save money and reduce traffic.