choo-choo

[ choo-choo ]
/ ˈtʃuˌtʃu /
Baby Talk.

noun

a train.
the sound of a steam locomotive.

verb (used without object), choo-chooed, choo-choo·ing.

to make a sound like that made by a steam locomotive.
to travel by train.

Origin of choo-choo

First recorded in 1900–05; imitative

Example sentences from the Web for choo-choo

British Dictionary definitions for choo-choo

choo-choo
/ (ˈtʃuːˌtʃuː) /

noun

British a child's name for a railway train

Word Origin for choo-choo

C20: of imitative origin