Last Updated：2025/12/04

(of a train) To use sidings to pass a different train. / To proceed beyond a limit.

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run ahead

Source Word

run ahead

of a train

(of a train) To use sidings to pass a different train. / To proceed beyond a limit.

Japanese Meaning

（鉄道において）他の列車を追い越すために側線を利用して進むこと / 限界や制限を超えて先に進むこと

The freight train will run ahead at the next siding to allow the express to pass.

貨物列車は急行列車が通過できるように次の待避線に入ります。

Sense（1）

(of a train) To use sidings to pass a different train.

Sense（2）

To proceed beyond a limit.

The culture has run ahead of what people are comfortable with.

runs ahead

（ present singular third-person ）

running ahead

（ participle present ）

ran ahead

（ past ）

run ahead

（ participle past ）