rubber
gb/ɹˈʌbɚ/ us/ɹˈʌbɚ/
A1
English
~ 4100
Senses
0 senses
Noun
A2
entity
1
Elastic material from latex or synthetics
A strong and stretchy material used to make things like tires and gloves.
Common mistake:
Learners sometimes confuse 'rubber' with 'plastic', but plastic is usually hard and not elastic like rubber.
Synonyms
latex (A natural form of rubber taken from plants.)
|
elastomer (A technical term for materials with rubber-like elasticity.)
Antonyms
rigid plastic (A hard, inflexible material, opposite in flexibility to rubber.)
Collocations
rubber gloves
|rubber band
|rubber boots
|rubber tire
Themes
materials
|manufacturing
|daily life
|science
|technology
|core_vocabulary
Examples
- The factory produces sheets of rubber for making tires.
- She wore rubber gloves while cleaning the kitchen.
- The ball is made entirely of rubber and bounces very high.
- Rubber boots are perfect for walking in the rain.
- This hose is reinforced with layers of rubber for durability.
Learner examples
- The ball is made of rubber.
- He wears rubber boots in the rain.
- The tire is made from rubber.
- My gloves are rubber.
- This band is rubber and can stretch.
Noun
A1
entity
2
Tool for removing pencil marks
A small object used to erase pencil writing or drawing.
Common mistake:
In American English, 'rubber' is rarely used for 'eraser'; learners may cause confusion if they use it in U.S. contexts.
Synonyms
eraser (Common American term for the same object.)
Antonyms
pencil mark (The thing a rubber removes.)
Collocations
pencil and rubber
|use a rubber
|lose a rubber
Themes
school
|writing
|stationery
|education
|daily_life
|core_vocabulary
Examples
- She reached for her rubber to fix the mistake.
- I always keep a pencil and a rubber in my bag.
- The teacher lent him a rubber to erase his work.
- Can I borrow your rubber for a second?
- The drawing was messy until he used a rubber to clean it up.
Learner examples
- I need a rubber to fix this word.
- She has a pencil and a rubber.
- I use a rubber to erase the line.
- Please give me your rubber.
- He bought a new rubber for school.
Noun
informal
B1
entity
3
Condom (informal term)
An informal word for a condom, used to stop pregnancy and disease during sex.
Common mistake:
Learners may not realize that 'rubber' in this sense is informal and mainly used in North American English; in other regions it may not be understood or may cause confusion.
Synonyms
condom (The standard, neutral term for this item.)
Antonyms
unprotected sex (Sex without using a condom or other barrier method.)
Collocations
use a rubber
|buy rubbers
|wear a rubber
Themes
health
|sexuality
|body
|daily_life
Examples
- He stopped at the pharmacy to buy some rubbers.
- Always use a rubber to protect yourself.
- They forgot to bring a rubber, so they decided not to have sex.
- He discreetly slipped a rubber into his wallet.
- Rubbers are important for safe sex practices.
Learner examples
- He bought a rubber at the shop.
- Use a rubber to be safe.
- They did not have a rubber.
- A rubber can stop babies and disease.
- He has a box of rubbers.
Noun
B2
event
4
Final deciding game in series
A final game played when each side has won the same number of games before.
Common mistake:
Learners may confuse this meaning with 'rubber' as material; context in sports is key.
Synonyms
decider (Informal term for any final deciding game.)
Antonyms
dead rubber (A game whose result does not affect the outcome of the series.)
Collocations
win the rubber
|final rubber
|play the rubber
Themes
sports
|games
|arts_entertainment
|core_vocabulary
Examples
- They won the final rubber to take the championship.
- The match went to a deciding rubber after both teams won two games each.
- In bridge, the first team to win two games wins the rubber.
- The tennis players faced off in the deciding rubber.
- It all came down to the last rubber of the series.
Learner examples
- We won the last rubber.
- The teams play one more rubber to win.
- This is the final rubber of the match.
- He lost the deciding rubber.
- They play the rubber today.
Grammar
Dictionary form
rubber
IPA
GB/ɹˈʌbɚ/
US/ɹˈʌbɚ/
Syllables & stress
rub - ber (2 syllables)
Stress on 1st syllable (rub)
Word forms
Noun
- Base: rubber
- Plural: rubber, rubbers
Word family
Forms
rubbers
noun
Core family
rub
verb A2
Related words
eraser
noun
rubbery
adjective
Advanced or less common
rubberize
verb
Expressions
dead rubber
1/dˈɛd ɹˈʌbɚ/
fixed phrase
technical
Game with no effect on outcome
A game in a series that will not change who wins overall.
Examples
- The last match was a dead rubber since they had already qualified.
- Fans still enjoyed watching even though it was a dead rubber.
rubber band together
1/ɹˈʌbɚ bˈænd təɡˈɛðɚ/
fixed phrase
Fasten items using elastic band
To tie things together with an elastic loop made from rubber.
Examples
- She rubber banded the pencils together before putting them in her bag.
- Rubber band these papers so they don't get lost.
rubber stamp
1/ɹˈʌbɚ stˈæmp/
fixed phrase
Official stamp or automatic approval body
A real stamp used for marking papers, or a person/group that always agrees without thinking.
Examples
- The clerk pressed the rubber stamp onto the form before handing it back.
- The committee is just a rubber stamp for the CEO's decisions.