English · Phrasal verb Attested B1

slow down

In real, traceable use. Part of the curated seed collection; community review is coming.

Sense 1

Both English Tiếng Việt

Meaning · English

To decelerate.

Nghĩa · Tiếng Việt

Giảm tốc độ

Machine-translated — suggest a fix

Where it’s used: Used American English

Examples

When approaching a bend in the road, slow down, and speed up after leaving it.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Sense 2

Both English Tiếng Việt

Meaning · English

To reduce the velocity, speed, or tempo of something.

Nghĩa · Tiếng Việt

Giảm tốc độ hoặc nhịp độ của một thứ gì đó

Machine-translated — suggest a fix

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Sense 3

Both English Tiếng Việt

Meaning · English

To become less intense, enthusiastic, etc., usually with a positive connotation, implying that one is stripped of exaggerated or unnecessary eagerness.

Nghĩa · Tiếng Việt

Trở nên ít mãnh liệt hơn

Machine-translated — suggest a fix

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Common questions

What does “slow down” mean?

To decelerate.

Is “slow down” formal or informal?

No register label has been reviewed yet — treat it as neutral and check the usage notes above.