English Reference

Word

duck

Phoneticsduck

US/ˈdək/

UK/dˈʌk/

Definitions

01the bird

A1 · Beginner Countable noun

n. a common water bird with short legs, webbed feet, and a wide, flat beak.

n. any of various species of aquatic birds in the family Anatidae, typically smaller than swans or geese.

“We took some bread to the park to feed the ducks in the pond.”

“The conservation group is working to protect the nesting grounds of several native duck species along the riverbank.”

Synonyms

02term of endearment

B2 · Upper Intermediate Countable noun British English · Dialect · Informal

n. a friendly way to address someone, similar to 'dear' or 'love'.

n. a term of endearment or a familiar form of address, particularly common in specific British regional dialects.

“Are you alright there, duck? Can I help you with those bags?”

“In parts of the English Midlands, it is perfectly standard for a shopkeeper to address a customer as 'duck' regardless of their gender.”

Synonyms

03cricket score of zero

B2 · Upper Intermediate Countable noun Sports British English

n. a score of zero in the game of cricket.

n. a batsman's score of zero after being dismissed; an abbreviation of the phrase 'duck's egg'.

“The captain was disappointed to be out for a duck in the final match.”

“After a string of impressive centuries, the opening batsman was unexpectedly dismissed for a golden duck on the first ball of the innings.”

Synonyms

zeronought

04heavy fabric

C2 · Proficiency Uncountable noun Technical

n. a strong, heavy cotton cloth used for making sails, tents, or work clothes.

n. a heavy, plain-woven cotton or linen fabric, more durable than canvas.

“The sailor repaired the old sails using a patch of heavy cotton duck.”

“The workwear brand prides itself on using triple-stitched cotton duck to ensure their trousers withstand the rigours of construction work.”

Synonyms

05to lower the head

A2 · Elementary

v. to move your head or body down quickly to avoid being hit or seen.

v. to lower the head or body suddenly, typically to avoid an obstruction or a blow.

“You need to duck when you go through that low doorway.”

“He had to duck instinctively as the stray ball flew toward his head during the warm-up.”

Synonyms

Antonyms

06to avoid something

B2 · Upper Intermediate Informal

v. to avoid doing something you are supposed to do.

v. to evade a responsibility, duty, or unpleasant situation.

“He tried to duck the question by changing the subject quickly.”

“The politician was accused of trying to duck the debate to avoid answering difficult questions about the new tax policy.”

Synonyms

evadeshirkdodge

Antonyms

07to go in or out quickly

B1 · Intermediate Informal

v. to move quickly into or out of a place for a short time.

v. to enter or leave a location briefly or surreptitiously; often used with 'in' or 'out'.

“I'm just going to duck into the shop for a bottle of water.”

“She managed to duck out of the meeting ten minutes early to catch her train without anyone noticing.”

Synonyms

08to push under water

B2 · Upper Intermediate

v. to push someone or something under water for a short time.

v. to plunge or submerge someone or something briefly under the surface of a liquid.

“The kids were playing in the pool and trying to duck each other.”

“In the past, certain punishments involved ducking the accused into a pond to determine their guilt or innocence.”

Synonyms

submergedunkdip

09audio mixing

C1 · Advanced Computing Technical

v. to lower the volume of one sound so another sound can be heard better.

v. to temporarily reduce the signal level of one audio track to allow another to be heard clearly, often automated via a sidechain compressor.

“The software will automatically duck the music when the narrator speaks.”

“The radio producer adjusted the settings to ensure the background music would duck smoothly whenever the host began the news bulletin.”

Synonyms

attenuatecompress

Usage

The noun is countable when referring to the animal, but uncountable when referring to the meat as food.

Word family

Related words

Idioms

Domains

FinanceMedicine

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.A1 MoversIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.2.0–3.0TOEFL 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: 1.0–1.50–23TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.120–224
Frequency
Common
Level
A1 · Beginner
Updated

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