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fasten on

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phrasal verb [transitive]
Word Forms
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present tense
I/you/we/theyfasten on
he/she/itfastens on
present participlefastening on
past tensefastened on
past participlefastened on

or fasten onto

or fasten upon

  1. 1
    if your eyes fasten on someone or something, you start to look at them very carefully or for a long time
    Seven pairs of eyes fastened on him at this news.
    fasten your eyes/gaze on someone/something: His gaze was fastened on his daughter.
  2. 2
    if your attention fastens on someone or something, you start to pay close attention to them
    My mind fastened on this new and terrible thing that was happening.
    fasten your attention/mind on someone/something: I fastened my attention on the noise in the distance.
    Synonyms and related words
  3. 3
    fasten on something to accept and start to use an idea or suggestion very quickly and with enthusiasm
    It was a brilliant idea, and I fastened on it immediately.
  4. 4
    fasten on someone to keep following or talking to someone and not let them go
    Synonyms and related words
See also main entry: fasten

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