English Reference

Word

weed

US/ˈwid/

UK/wˈiːd/

Definitions

01unwanted plant

B1 · Intermediate Countable noun

n. a wild plant that grows in a garden or field where you do not want it.

n. any plant growing in a location where it is considered undesirable, typically competing with cultivated crops or flowers.

“The garden was full of weeds that were choking the roses.”

“The gardener spent the entire morning pulling weeds from the vegetable patch to ensure the young seedlings had enough nutrients to thrive.”

Synonyms

wild plant

Antonyms

02cannabis

C1 · Advanced Uncountable noun Informal · Slang

n. a common slang name for the drug cannabis.

n. an informal, widely used designation for cannabis or marijuana.

“He was caught smoking weed behind the school building.”

“The legalisation of weed in several jurisdictions has led to a significant shift in public perception and law enforcement priorities.”

03weak person

C1 · Advanced Countable noun British English · Informal

n. a person who is physically weak or has no strength.

n. a person perceived as physically weak, puny, or lacking in stamina.

“The older boys called him a weed because he couldn't lift the heavy box.”

“Despite being labelled a weed in his youth, he dedicated himself to athletics and eventually became a competitive rower.”

Synonyms

wimpweakling

Antonyms

04mourning clothes

C2 · Proficiency Plural noun Archaic · Literary

n. special black clothes worn by a woman whose husband has died.

n. garments worn as a sign of mourning, most commonly surviving in the phrase 'widow's weeds'.

“The widow was dressed in her black weeds for the funeral service.”

“In Victorian literature, the image of a woman draped in heavy black weeds served as a potent symbol of social isolation and grief.”

Synonyms

mourning dress

05to remove plants

B1 · Intermediate

v. to pull out unwanted plants from the ground.

v. to remove unwanted vegetation from a cultivated area.

“I need to weed the flower beds before the guests arrive this weekend.”

“If you do not weed the patch regularly, the invasive species will quickly overwhelm the native flora you are trying to protect.”

Synonyms

Antonyms

06to remove inferior items

B2 · Upper Intermediate

v. to find and remove the things or people that are not good enough from a group.

v. to systematically remove inferior, unwanted, or redundant items from a collection or group; often used with 'out'.

“The company uses a test to weed out applicants who don't have the right skills.”

“The librarian spent weeks weeding out outdated textbooks to make room for the new digital resource centre.”

Usage

Often used as the phrasal verb 'weed out'.

Synonyms

Collocations

Common phrases and expressions where native English speakers use the word “weed” in context.

Verb

01. choke out the weeds

“A thick layer of mulch will help choke out the weeds by blocking their access to sunlight.”

verb + adv + noun

02. pull up the weeds

“She spent the entire afternoon pulling up the weeds that had invaded her flower beds.”

verb + adv + noun

03. spray the weeds

“The gardener decided to spray the weeds with a selective herbicide to save the lawn.”

verb + noun

Adjective

04. noxious weeds

“Local authorities are required to control noxious weeds that threaten indigenous biodiversity.”

adj + noun

05. overgrown with weeds

“The abandoned courtyard was completely overgrown with weeds and brambles.”

adj + prep + noun

Noun

06. patch of weeds

“A small patch of weeds had sprouted in the middle of the gravel driveway.”

noun + of + noun

07. weed killer

“Be careful when applying weed killer near the vegetable patch, as it might damage the crops.”

noun + noun

Real-World Examples

“The notion that betting shops are proliferating like weeds is a myth – their number has fallen by more than a third since 2019.”
The Guardian 17 Aug 2026
“So don’t weed your garden and pull them out.”
ScienceDaily 29 Jul 2026
“Glyphosate was long thought to be safe for honeybees because they lack the enzyme the chemical targets in weeds.”
ScienceDaily 6 Aug 2026

Word family

NOUN

weed(C1)

Idioms

01. weed out

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.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL 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: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Common
Level
C1 · AdvancedOxford
Updated

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