go into

verb4

1. •
   To get involved in; to investigate or explore.

   • I don't want to go into the details now.
   • We need to go into the background of the case before jumping to conclusions.
2. •
   To embark upon as an occupation or profession.

   • I worked for a while as a PA before I went into teaching.
3. •
   To divide, to be a factor of.

   • 11 goes into 88 and 99 but not 100.
   • 7 goes into 46 six times, with remainder 4.
4. •
   (informal) To attack; to assault physically.

   • I went into him like a whirlwind, lamming head on full into that left jab again and again […] — 2017