such and such

noun
1.
definite or particular, but not named or specified:
They turned out to be such and such kind of people.
2.
something or someone not specified:
if such and such should happen.
Also, such-and-such.
Origin
1400-50; late Middle English
Examples from the web for such and such
  • Oh of course, if you do a balance transfer they will keep it at such and such percentage until it is paid off.
  • Sure, some schmuck somewhere may say it proves such and such.
  • It appeared to the legislature for the time being to be of immense importance to make such and such a law.
  • To say that some reaction is only possible at such and such an energy scale is a probabilistic statement.
  • Then continue to be absolutely honest with prospective employers, but add that you are bonded through such and such an agency.
  • The meeting will be held at blank time at such and such a place.
  • There is physical truth, ie, an object moves at such and such a speed for such and such a distance.
Idioms and Phrases with such and such

such and such

Not specified, unnamed and undetermined, as in They agreed to meet at such and such a time and place. [ Mid-1500s ]