not know whether (one) is coming or going

not know whether (one) is coming or going

To be in a state of confusion or chaos, especially due to being very busy or overwhelmed. Lisa has been so busy getting everything ready for the party, she doesn't know whether she's coming or going. I have so many appointments today, I don't know whether I'm coming or going anymore.
See also: coming, going, know, not
Farlex Dictionary of Idioms.

not know whether one is coming or going and not know if one is coming or going

Fig. to be very confused. I'm so busy that I don't know if I'm coming or going. You look as if you don't know whether you're coming or going.
See also: and, coming, going, if, know, not, one
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

coming or going, not know if one is

Be in a state of mental confusion, as in He has so much to do that he doesn't know if he's coming or going. This idiom was first recorded in 1924.
See also: coming, if, know, not, one

not know whether one is coming or going

see under coming or going.
See also: coming, going, know, not, one
The American Heritage® Dictionary of Idioms by Christine Ammer.

not know whether you are coming or going

SPOKEN
If you don't know whether you are coming or going, you feel very confused and are unable to think clearly. We worked 16 hours a day. By the end of the week we didn't know whether we were coming or going. The truth is I'm so excited that I hardly know whether I'm coming or going.
See also: coming, going, know, not
Collins COBUILD Idioms Dictionary, 3rd ed.
See also:
  • not know whether one is coming or going
  • not know whether one is coming or going and not know if one is ...
  • not know whether you are coming or going
  • hibernate
  • (as) busy as a hibernating bear
  • busy as a hibernating bear
  • Grand Central Station
  • keeping
  • busy bee
  • a busy bee