carpool

American

[kahr-pool] / ˈkɑrˌpul /

noun

Also carpooling, car pooling. an arrangement among a group of automobile owners by which each owner in turn drives the others or their children to and from a designated place.
those included in such an arrangement.

verb (used without object)

Also car-pool to form or participate in a carpool.

carpool British

/ ˈkɑːˌpuːl /

verb

another term for carshare

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

carpooling noun

Etymology

Origin of carpool

First recorded in 1940–45; car ¹ + pool ²

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Governments have urged people to carpool and curb the use of air-conditioning in a bid to conserve energy.

From BBC • Apr. 16, 2026

The government also called on people to "ride bicycles, carpool, use public transport, and restrict personal vehicle use when unnecessary".

From BBC • Mar. 30, 2026

California highway patrol is getting wise to jackets and mannequins by carpool lane cheaters.

From MarketWatch • Mar. 19, 2026

It’s fairly ridiculous, that NFL teams are so starved for quarterback talent that they turn to hobbled 40-something mercenaries—look at Indianapolis, yanking a happily retired Philip Rivers out of the school carpool lane—but Rodgers delivered.

From The Wall Street Journal • Jan. 5, 2026

“He’s usually working with me on community projects, so it makes sense to carpool sometimes. Noah and I are friends.”

From "Here to Stay" by Sara Farizan

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023