flick knife: meaning, definition, pronunciation and examples
C1Informal, potentially legal/technical
Quick answer
What does “flick knife” mean?
A small knife with a blade that springs out from the handle when a button or lever is pressed.
Audio
Pronunciation
Definition
Meaning and Definition
A small knife with a blade that springs out from the handle when a button or lever is pressed.
A type of folding pocket knife designed for rapid, one-handed deployment, often associated with self-defence or criminal activity. The mechanism is typically spring-loaded.
Dialectal Variation
British vs American Usage
Differences
The primary term in British English is 'flick knife'. In American English, the standard term is 'switchblade'. 'Flick knife' is understood but less common in the US.
Connotations
In the UK, it carries strong associations with 1960s youth culture and gang violence. In the US, 'switchblade' has similar criminal connotations, famously referenced in 1950s/60s media.
Frequency
'Flick knife' is high-frequency in UK legal and media contexts. 'Switchblade' is dominant in all US contexts.
Grammar
How to Use “flick knife” in a Sentence
VERB + flick knife: carry, possess, brandish, flick open, confiscateADJECTIVE + flick knife: illegal, prohibited, deadly, concealedVocabulary
Collocations
Examples
Examples of “flick knife” in a Sentence
verb
British English
- The legislation aims to flick-knife these dangerous weapons from our streets. (rare, figurative)
American English
- (Not used as a verb in standard AmE)
adjective
British English
- He had a flick-knife mentality, always ready for a fight. (metaphorical)
American English
- The switchblade culture of the 1950s. (AmE equivalent)
Usage
Meaning in Context
Business
Rare, except in manufacturing or import/export contexts related to restricted goods.
Academic
Found in criminology, sociology, or legal studies discussing weapon laws or urban violence.
Everyday
Used in news reports, warnings, or discussions about crime and safety. Not typical in casual conversation.
Technical
Used in law enforcement, legal statutes, and knife collecting/enthusiast circles to describe the specific opening mechanism.
Vocabulary
Synonyms of “flick knife”
Strong
Neutral
Weak
Vocabulary
Antonyms of “flick knife”
Watch out
Common Mistakes When Using “flick knife”
- Misspelling as 'flick knife' (one word). Using it as a generic term for any small knife. Incorrectly conjugating as a verb (e.g., 'He flick-knifed the man' is non-standard).
FAQ
Frequently Asked Questions
No. A flick knife (switchblade) uses a spring and button to deploy the blade. A butterfly knife (balisong) has two handles that rotate around the blade.
Laws vary by country and state. They are generally prohibited for public carry in the UK, many parts of the US, and other jurisdictions, but ownership may be restricted rather than completely banned.
Rarely. Its primary association is with illegality and violence. Knife enthusiasts or historians might use it neutrally in a technical sense.
The term derives from the verb 'to flick' (to move with a quick, sharp motion) and 'knife', describing the action of the blade springing out.
A small knife with a blade that springs out from the handle when a button or lever is pressed.
Flick knife is usually informal, potentially legal/technical in register.
Flick knife: in British English it is pronounced /ˈflɪk ˌnaɪf/, and in American English it is pronounced /ˈflɪk ˌnaɪf/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “As quick as a flick knife (simile for speed or aggression)”
Learning
Memory Aids
Mnemonic
Think of the sound 'flick' – it's the quick action of flicking the knife open with a button.
Conceptual Metaphor
A flick knife is a HIDDEN THREAT / A QUICK RESPONSE (often negative).
Practice
Quiz
What is the most common American English equivalent for 'flick knife'?