coming or going, not know if one is

not know if (one) is coming or going

To be in a state of confusion, especially due to being overly busy or overwhelmed. I have so many appointments today, I do not know if I am coming or going.
See also: coming, going, if, know, not

not know whether (one) is coming or going

To be in a state of confusion, especially due to being overly busy or overwhelmed. Lisa has been so busy getting everything ready for the party, she doesn't know whether she's coming or going.
See also: coming, going, know, not

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