depth charge
C1Technical / Military, Figurative, Specialised
Definition
Meaning
A military anti-submarine weapon consisting of an explosive canister designed to be dropped into the sea from a ship or aircraft and detonate at a preset depth.
1. Any action or event intended to have a profound and disrupting effect, similar to the detonation of the weapon. 2. A kind of cocktail where a shot glass of spirits is dropped into a larger glass of beer or cider.
Linguistics
Semantic Notes
When used figuratively, it implies a sudden, forceful, and disruptive intervention designed to shake up an established situation, system, or argument.
Dialectal Variation
British vs American Usage
Differences
No major lexical differences. Spelling remains consistent. Both military and figurative uses are shared.
Connotations
Direct military connotation is primary in both. The cocktail is a secondary, informal meaning in both regions.
Frequency
Slightly more frequent in UK English due to historical naval prominence, but the difference is negligible in contemporary use.
Vocabulary
Collocations
Grammar
Valency Patterns
[Subject] dropped/launched a depth charge.The [event] acted like a depth charge in the [situation].To depth-charge [an argument/a debate].Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “To drop a depth charge (into a discussion/situation)”
Usage
Context Usage
Business
"The CEO's sudden resignation was a depth charge that destabilised the entire company's strategic plan."
Academic
"The philosopher's radical thesis acted as a depth charge in the stagnant field of ethical studies."
Everyday
"He ordered a depth charge at the pub, dropping a shot of whiskey into his pint of cider."
Technical
"The destroyer deployed a pattern of Mk 6 depth charges in an attempt to neutralise the U-boat contact."
Examples
By Part of Speech
verb
British English
- The admiral decided to depth-charge the suspected coordinates.
- His comment completely depth-charged the polite conversation.
American English
- The patrol plane was ordered to depth-charge the sonar contact.
- The new evidence depth-charged the prosecution's case.
adjective
British English
- The depth-charge attack failed to confirm a kill.
- We observed a depth-charge run from the frigate.
American English
- The depth-charge explosion rocked the small boat.
- They conducted depth-charge exercises all morning.
Examples
By CEFR Level
- The old film showed a ship dropping a depth charge.
- A depth charge is a weapon used against submarines.
- The naval historian explained how a depth charge's pressure wave could rupture a submarine's hull.
- His controversial statement landed like a depth charge in the middle of the meeting.
- The policy announcement was a political depth charge, designed to force the opposition into a radical reassessment of their platform.
- The bartender prepared a depth charge by carefully submerging a shot glass of Jägermeister into a half-pint of lager.
Learning
Memory Aids
Mnemonic
Think: 'DEPTH' where it explodes + 'CHARGE' as in explosive charge. A charge that goes deep.
Conceptual Metaphor
A SHOCKWAVE IS A DISRUPTIVE FORCE. A profound, hidden problem/action is a submerged explosive.
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not translate literally as "глубинный заряд" unless in a strictly military context. In figurative use, it is not "глубокая атака". The cocktail has no direct equivalent.
Common Mistakes
- Using 'depth bomb' (less standard). Confusing it with 'landmine' or 'torpedo' (different mechanisms). Using the figurative sense where 'catalyst' or 'shock' would be simpler.
Practice
Quiz
What is the primary, original meaning of 'depth charge'?
FAQ
Frequently Asked Questions
Yes, though it is less common. It means to attack with a depth charge or, figuratively, to disrupt profoundly (e.g., 'to depth-charge a debate').
Yes, though it is an informal, niche term. Other names include 'bomb shot' or 'drop shot'. The specific spirits used can vary.
A torpedo is a self-propelled underwater missile. A depth charge is a stationary explosive canister dropped or launched to sink to a specific depth before detonating.
It is acceptable in contexts where a vivid, metaphorical effect is desired (e.g., political commentary, analytical journalism). In highly technical or neutral academic prose, a term like 'catalyst' or 'major disruption' may be preferable.