(soccer) A popular football formation with 4 defenders, 4 midfielders and 2 strikers.

(countable) Under the Whyte notation system, a steam locomotive that has a four-wheel leading truck, one powered driving axle and a four-wheel unpowered trailing truck.

Under the Whyte notation system, a steam locomotive that has a four-wheel leading truck followed by a single driving axle.

Under the Whyte notation system, a steam locomotive that has four leading wheels arranged in a leading truck, two driving wheels and two trailing wheels.

Under the Whyte notation, a steam locomotive that has four coupled driving wheels followed by two trailing wheels, with no leading wheels.

Under the Whyte notation system, a steam locomotive that has two leading wheels arranged in a leading truck, four coupled driving wheels and two trailing wheels in a trailing truck.

plural of 4-2-0

plural of 4-2-2

plural of 4-2-4

Under the Whyte notation system, a Mallet-type locomotive with no leading truck, two sets of four driving wheels, and two trailing wheels on a trailing truck.