2-4 definition

Under the Whyte notation system, a steam locomotive that has two leading wheels followed by two sets of coupled driving wheels, and no trailing wheels.
noun
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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.
noun
0
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Under the Whyte notation system, a steam locomotive that has two leading wheels arranged in a leading truck, four coupled driving wheels and four trailing wheels in a trailing truck.
noun
0
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Other Word Forms

Noun

Singular:
2-4
Plural:
2-4-0s, 2-4-2s, 2-4-4s