back out
B1-B2Informal to neutral. Common in spoken and written contexts, including news and business.
Definition
Meaning
To withdraw from a commitment, promise, or agreement, especially at the last minute.
To reverse or move a vehicle out of a confined space; to fail to follow through on an obligation.
Linguistics
Semantic Notes
Often implies a negative judgment about unreliability or fear, but can be neutral in contexts like parking. Typically requires an 'of' phrase when specifying the commitment.
Dialectal Variation
British vs American Usage
Differences
Meaning is identical. Minor differences in vehicle-related phrasing (e.g., 'reverse out' is more common in UK for cars).
Connotations
Equally negative in both varieties when referring to breaking a commitment.
Frequency
Slightly more frequent in American business/political news.
Vocabulary
Collocations
Grammar
Valency Patterns
back outback out of somethingback out at the last secondVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “Get cold feet”
- “Leave someone in the lurch”
Usage
Context Usage
Business
Used for withdrawing from contracts, deals, or financial commitments.
Academic
Rare; used informally regarding collaborative projects or conference commitments.
Everyday
Common for social plans, promises, or vehicle maneuvers.
Technical
Not technical; used in legal contexts regarding contract breaches.
Examples
By Part of Speech
verb
British English
- He backed out of the car park carefully.
- We can't believe they backed out of the festival at the last minute.
- She backed out of the deal after reading the fine print.
American English
- He backed out of the driveway.
- The investor backed out of the merger at the eleventh hour.
- Don't back out of your promise to help.
Examples
By CEFR Level
- He backed out of the garage.
- Don't back out of our plan!
- The buyer backed out of the house sale at the last moment.
- She backed out of the competition because she was ill.
- After months of negotiation, the consortium backed out of the multimillion-pound contract.
- Politicians who back out of their campaign pledges lose credibility.
- The actor backed out of the film, citing creative differences with the director, which sent the production into chaos.
- The clause prevents either party from backing out without substantial financial penalties.
Learning
Memory Aids
Mnemonic
Imagine someone backing their car out of a driveway after promising to stay for dinner—they are literally and figuratively 'backing out'.
Conceptual Metaphor
COMMITMENT IS A FORWARD JOURNEY; WITHDRAWAL IS REVERSING DIRECTION.
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid translating literally as 'спина вне'. Use 'отказаться', 'выйти из сделки', or 'сойти с дистанции'.
- Confusion with 'back up' (поддерживать/резервная копия).
Common Mistakes
- Using 'back out' without 'of' when an object is present (e.g., 'He backed out the deal' – incorrect).
- Confusing with 'back down' (yield in argument).
Practice
Quiz
In which sentence is 'back out' used correctly?
FAQ
Frequently Asked Questions
Usually, yes, when referring to commitments, as it implies unreliability. It is neutral for vehicle maneuvers.
'Back out' means to withdraw from a commitment or arrangement. 'Back down' means to retreat from a demand, argument, or confrontation.
Only if no object follows (e.g., 'He promised to help, but he backed out.'). With an object, you must use 'back out of something'.
It is neutral but common in informal and business contexts. In highly formal legal writing, terms like 'withdraw', 'rescind', or 'terminate' might be preferred.