Meaning

2 senses
  1. To seize.

  2. To attack.

Forms

flies upon, flying upon, flew upon, flown upon
Base formfly upon · to fly upon
3rd person singularflies upon
Present participleflying upon
Past simpleflew upon
Past participleflown upon

irregular · Lesson

Present simpleLesson

I, you, we, theyfly upon
he, she, itflies upon

Past simpleLesson

all personsflew upon

Present perfectLesson

I, you, we, theyhave flown upon
he, she, ithas flown upon

Future simple (will)Lesson

all personswill fly upon

See also

neighbours in the dictionary
fly upon — meaning, examples, forms, synonyms | Krumeto