Definition

Verb: - To lose freshness, liveliness, or effervescence; to become dull, stale, or less interesting. - Specifically for beverages like wine or beer, to lose its sparkle (carbonation), aroma (bouquet), and vibrant flavor over time.

Usage

This verb describes the process by which something loses its characteristic vitality or appealing qualities. It is often used in the context of food, drinks, or abstract concepts like interest or excitement.

Examples

• Literal (Beverages):
  • If you don't reseal the champagne bottle properly, it will become flat overnight.
  • The soda has been open for two days and has completely become flat.
• Figurative:
  • After hearing the same joke for the tenth time, the humor really became flat.
  • The party's energy became flat once the music stopped.

Advanced Usage

• "to become flat" vs. "to go flat": Both are commonly used and largely interchangeable. "Go flat" is slightly more informal and frequent in everyday speech (e.g., ), while "become flat" can sound slightly more formal or descriptive.
• In a musical context: While not the primary meaning, it can describe a note that falls below its proper pitch.
  • The singer's high note became flat during the performance.

Variants and Related Words

• Flatten (verb): To make something flat or to become flat. (e.g., / )
• Flat (adjective): Lacking carbonation; dull and lifeless. (e.g., , )
• Pall (verb): A close synonym meaning to become less interesting or enjoyable over time. (e.g., )

Synonyms

• Go flat
• Go stale
• Lose its fizz/sparkle
• Pall
• Fade

Related Phrasal Verbs/Idioms

• Fall flat: To fail completely to achieve the intended effect, especially to be unsuccessful in amusing people.
  • His attempt at a joke fell flat with the serious audience.
• Flat out (adverbial phrase): Using all one's strength or resources; at top speed. (Note: This is a different usage from "become flat").
  • She was working flat out to meet the deadline.

Verb

1. lose sparkle or bouquet
   • wine and beer can pall