it'll all come out in the wash

it'll all come out in the wash

1. No permanent or lasting effects will occur as a result; things will normalize over time. I wouldn't worry too much about processing the invoice incorrectly; I'm sure it'll all come out in the wash. A: "Do you think Mark hates me after what I said at the party?" B: "Nah, it'll all come out in the wash." Don't worry about paying me back for dinner. It'll all come out in the wash eventually.
2. A lie or other secret will be uncovered eventually. Whatever the mayor is trying to cover up, it'll all come out in the wash.
See also: all, come, out, wash

It'll all come out in the wash.

Fig. It does not matter.; No lasting damage has been done. Tom: I feel so bad about what I said to Bill. I don't think he'll ever forgive me. Mary: Oh, don't worry. It'll all come out in the wash. Jane: I'll never forgive myself for losing Mary's book. Charlie: Just tell her you're sorry, and offer to pay for the book. It'll all come out in the wash.
See also: all, come, out, wash