Definition of "perambulator"

The reapers were slowly trooping back to their work. The nurse-girl slapped one of her charges and then began to push the perambulator up the hill.

1913, Arthur Conan Doyle, “(please specify the page)”, in The Poison Belt […], London; New York, N.Y.: Hodder and Stoughton

"That will be all this afternoon," he said to the nurse, who got up with the baby and decanted it into a perambulator which was standing in the fairway.

1919, P. G. Wodehouse, My Man Jeeves

On Queen Victoria buying numerous perambulators in 1846, their popularity soared, especially among the affluent in society. Faced with carrying growing numbers of them, railways began charging separately for their carriage from the late 1850s. […] Perambulator tickets remained until the late 20th century, although they came to be seen as a restriction on family travel.

2023 October 18, Dr David Turner, “Family values...”, in RAIL, number 994, page 46