bubble

/'bʌbl/
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bubble

A child blows soap bubbles in the backyard.

Definition
  1. Noun:

    • A hollow sphere of liquid enclosing air or another gas: A thin, usually spherical film of liquid, especially water or soapy water, filled with air or gas.
    • An unrealistic or illusory idea or scheme: A fragile, insubstantial, or deceptive concept, plan, or economic situation that is bound to collapse.
    • A transparent, dome-shaped cover: A dome, often made of glass or plastic, used as a protective covering.
  2. Verb:

    • To form or produce bubbles: To rise in or as if in bubbles; to make a gurgling sound as gas moves through a liquid.
    • To be very active with a particular quality: To be full of and express a particular emotion, energy, or liveliness.
    • To flow with a gurgling sound: To make a continuous, irregular, bubbling sound as a liquid flows.
Usage Examples
  • Noun:

    • The child blew a perfect soap bubble.
    • The tech stock bubble burst in the early 2000s.
    • The plant was kept under a glass bubble.
  • Verb:

    • The water began to bubble as it boiled.
    • She was bubbling with excitement about her trip.
    • A small stream bubbled over the rocks.
Advanced Usage
  • "to burst someone's bubble": To disillusion someone by destroying their pleasant but false belief or expectation.

    • I hate to burst your bubble, but that rumor isn't true.
  • "to bubble over": To be so full of an emotion (like joy or anger) that it is expressed openly and energetically.

    • Her enthusiasm bubbled over during the presentation.
  • "to bubble up": To emerge or become apparent, often of emotions, ideas, or problems.

    • Old memories began to bubble up to the surface.
Variants and Related Words
  • Bubbly (adj): Full of cheerful high spirits; resembling bubbles.

    • She has a wonderfully bubbly personality.
  • Bubble bath (n): A bath in which the water contains a foaming additive that produces bubbles.

Synonyms
  • Noun: Globule, blister, vesicle, illusion, fantasy.
  • Verb: Fizz, effervesce, gurgle, percolate, seethe.
Related Phrasal Verbs
  • Bubble under: To be just below the surface of becoming popular or well-known (often used in contexts like music charts).
    • That song has been bubbling under the Top 10 for weeks.
Related Idioms
  • A house of cards / On the bubble: In a precarious or uncertain position, likely to fail or change.

    • With sales falling, the company's future is on the bubble.
  • Live in a bubble: To be isolated from the realities or problems of ordinary life.

    • Some politicians are accused of living in a bubble.
bubble

A child blows soap bubbles in the backyard.

Noun
  1. a dome-shaped covering made of transparent glass or plastic
  2. an impracticable and illusory idea
    • he didn't want to burst the newcomer's bubble
  3. a speculative scheme that depends on unstable factors that the planner cannot control
    • his proposal was nothing but a house of cards
    • a real estate bubble
  4. a hollow globule of gas (e.g., air or carbon dioxide)
Verb
  1. expel gas from the stomach
    • In China it is polite to burp at the table
  2. cause to form bubbles
    • bubble gas through a liquid
  3. rise in bubbles or as if in bubbles
    • bubble to the surface
  4. flow in an irregular current with a bubbling noise
    • babbling brooks
  5. form, produce, or emit bubbles
    • The soup was bubbling