English Reference

Phrasal verb

break down

Irregular verb

Forms

Infinitive

break down

Past

broke down

Past participle

broken down

Definition

phrasal verb. to stop working because of a mechanical problem. You can also use this when someone gets very upset and starts to cry.

phrasal verb. to cease functioning due to mechanical failure; the verb is intransitive in this sense. It also refers to a sudden loss of emotional composure or the failure of a formal process.

Examples

“Our washing machine broke down yesterday.”

“After driving for five hours, the engine began to smoke and the car finally broke down on a quiet country road.”

“The diplomatic talks broke down late last night as neither side was willing to concede on the fundamental issue of territorial sovereignty.”

Examples

simple

“Our washing machine broke down yesterday.”

contextual

“After driving for five hours, the engine began to smoke and the car finally broke down on a quiet country road.”

complex

“The diplomatic talks broke down late last night as neither side was willing to concede on the fundamental issue of territorial sovereignty.”

Usage

This phrase is intransitive when it means a machine stops working or a person starts crying.

Teaching tip

Contrast this intransitive use with the transitive sense of 'breaking down' a complex problem into smaller parts.

Pitfall

The car was broken down.

The car broke down.

This phrasal verb is intransitive and should not be used in the passive voice to describe a mechanical failure.

Phrasal verb

Particles

down

Separability

inseparable

Pattern

break + down

Synonyms

Antonyms

Grammar

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.A2 KeyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.3.0–4.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 2.0–2.524–43TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.225–549
Frequency
Very common
Level
A2 · Elementary
Updated

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English Reference