give off

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Definition

Verb: 1. To emit, release, or discharge something: To send out or produce something, such as light, heat, a smell, vapor, or radiation. 2. To produce or have as a by-product or consequence: To result in or be characterized by a particular quality or effect.

Usage

The verb "give off" is a transitive phrasal verb. It requires a direct object (the thing being emitted or produced). It is commonly used in both scientific/technical contexts (e.g., describing chemical reactions, physics) and in everyday descriptions (e.g., smells, feelings).

Examples

  1. Emitting Physical Substances or Energy:

    • The flowers give off a lovely fragrance.
    • A chemical reaction can give off heat and light.
    • The sun gives off vast amounts of energy.
    • The old engine was giving off black smoke.

  2. Producing an Abstract Quality or Impression:

    • The situation gives off an air of mystery.
    • He gives off a sense of confidence.
    • The city gave off an exciting, vibrant energy.
Advanced Usage
  • "give off the impression that...": To cause others to believe something, often unintentionally.
    • Her silence gave off the impression that she was angry.
Variants and Related Words
  • Emit (verb): A more formal synonym, often used in technical writing.
  • Release (verb): To allow something to escape or be freed.
  • Exude (verb): To discharge or display (something) slowly and steadily, often used for liquids, smells, or qualities like confidence.
  • Give out (phrasal verb): Can be a synonym for "emit," especially in British English (e.g., "The radiator gives out a lot of heat"). It also has other meanings like "to distribute" or "to stop working."
Synonyms
  • Emit
  • Discharge
  • Release
  • Exude
  • Radiate (especially for light or heat)
  • Produce
Related Phrasal Verbs
  • Give out: See 'Variants and Related Words' above.
  • Give forth: A more literary or formal synonym for "give off" (e.g., ).
Related Idioms
  • Give off bad/good vibes: (Informal) To seem to have an unpleasant or pleasant atmosphere or feeling.
    • That empty house gives off bad vibes.
    • She gives off such good vibes; everyone likes being around her.
Verb
  1. give off, send forth, or discharge; as of light, heat, or radiation, vapor, etc.
    • The ozone layer blocks some harmful rays which the sun emits
  2. have as a by-product
    • The big cities gave off so many wonderful American qualities

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