ack-ack
C1Informal, Historical, Military
Definition
Meaning
Anti-aircraft artillery or gunfire; the sound made by such guns.
Informal, historical term for ground-based weaponry or fire used against enemy aircraft. By extension, can refer to anti-aircraft fire or its crews.
Linguistics
Semantic Notes
This is a WWI/WWII-era onomatopoeic term, now largely archaic outside historical contexts. Its usage evokes a specific period of 20th-century warfare.
Dialectal Variation
British vs American Usage
Differences
No significant difference in meaning or usage. The term is equally historical in both varieties.
Connotations
Evokes WWII-era British and American military slang. Associated with black-and-white war footage and memoirs.
Frequency
Extremely rare in contemporary use, confined to historical accounts, novels, or documentaries.
Vocabulary
Collocations
Grammar
Valency Patterns
The [NOUN] came under heavy ack-ack.The sky was lit up by ack-ack.Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “[”
Usage
Context Usage
Business
Not used.
Academic
Only in historical or military studies contexts.
Everyday
Virtually never used.
Technical
Obsolete military slang; modern terms are 'anti-aircraft' or 'air defence'.
Examples
By Part of Speech
verb
British English
- [
American English
- [
adverb
British English
- [
American English
- [
adjective
British English
- The ack-ack units were positioned on the cliffs.
- They took shelter from the ack-ack barrage.
American English
- The ack-ack guns opened up at dawn.
- He served in an ack-ack battalion.
Examples
By CEFR Level
- [
- In the old war film, the planes flew through ack-ack.
- The veteran described the terrifying sound of ack-ack fire as the bombers approached.
- Historical accounts mention the intense ack-ack defending the coastline.
- Despite the thick cloud of ack-ack, the squadron managed to complete its perilous mission over the channel.
- The efficacy of early ack-ack was limited, leading to the development of radar-directed systems.
Learning
Memory Aids
Mnemonic
Imagine a soldier in a trench saying 'Ack! Ack!' as he mimics the sound of rapid gunfire aimed at ack-ack (aircraft).
Conceptual Metaphor
SOUND FOR THE SOURCE (Onomatopoeia).
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not confuse with 'ак' which is unrelated. The correct technical translation is 'зенитный огонь' or 'зенитка' (slang).
Common Mistakes
- Using it in a modern context (e.g., 'The drone was hit by ack-ack').
- Spelling as 'ak-ak' or 'ack ack' without the hyphen.
Practice
Quiz
In which context would the term 'ack-ack' be most appropriately used?
FAQ
Frequently Asked Questions
No, it is obsolete slang. Modern terms are 'anti-aircraft', 'AA', or specific system names.
It's a reduplicative onomatopoeia; the hyphen connects the repeated sound representing the gunfire report.
It can refer to both the artillery pieces ('ack-ack guns') and the fire they produce ('ack-ack fire').
'Flak' (from German *Fliegerabwehrkanone*) is the most direct synonym, sharing the same historical period and meaning.