mushroom into (something)

mushroom into (something)

To increase, expand, or grow into something much larger in size, scope, or scale than something was initially, especially in a short space of time. We started out as a small mom-and-pop shop, but the business mushroomed into a huge nationwide chain in just a few years! What was a minor talking point during the beginning of his campaign has mushroomed into one of the key issues of this election.
See also: mushroom
Farlex Dictionary of Idioms.

mushroom into something

Fig. to grow suddenly into something large or important. The question of pay suddenly mushroomed into a major matter. The unpaid bill mushroomed into a nasty argument and, finally, a court battle.
See also: mushroom
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • a fast talker
  • a whole other ball of wax
  • a horse of another
  • a horse of another color
  • a horse of another colour
  • a/the feel of (something)
  • (I) wouldn't (do something) if I were you
  • a straw will show which way the wind blows
  • a crack at (someone or something)
  • all right