bubble
noun /ˈbʌbl/
/ˈbʌbl/
Idioms 
enlarge imagea ball of air or gas in a liquid, or a ball of air inside a solid substance such as glass- champagne bubbles
- a bubble of oxygen
- He blew bubbles into the water through a straw.
Extra Examples- The champagne was full of tiny bubbles.
- There are air bubbles trapped inside the ice.
- Care must be taken to ensure that there are no bubbles trapped in the syringe.
Oxford Collocations Dictionaryadjective- air
- gas
- soap
- …
- blow
- burst
- pop
- …
- form
- burst
- pop
- …
- a round ball of liquid, containing air, produced by soap and water
- The children like to have bubbles in their bath.
- The children were blowing bubbles.
- They jumped about, bursting the bubbles.
Oxford Collocations Dictionaryadjective- air
- gas
- soap
- …
- blow
- burst
- pop
- …
- form
- burst
- pop
- …
- a small amount of a feeling that somebody wants to express
- a bubble of laughter/hope/enthusiasm
- a good or lucky situation that is unlikely to last long
- Economists warned of a stock-market bubble.
Word OriginMiddle English: partly imitative, partly an alteration of burble.
Idioms
the bubble bursts
- there is a sudden end to a good or lucky situation
- When the bubble finally burst, hundreds of people lost their jobs.
- The optimistic bubble has now burst and economists agree the recession will continue.
burst somebody’s bubble
- to bring an end to somebody’s hopes, happiness, etc.
- He seemed so happy, I couldn’t burst his bubble so soon.