From Longman Dictionary of Contemporary Englishsomething would not come/go amisssomething would not come/go amissinformal used to say that something would be suitable or useful in a situation A cup of tea wouldn’t go amiss. → amiss
Examples from the Corpus
something would not come/go amiss• A last round of the rooms wouldn't come amiss.• A little humility in the medical debate would not go amiss.• A little thank you to the Ombudsman would not go amiss. --------------------.• A tankful of petrol wouldn't come amiss.• Adding a few seconds to your dev.time to allow for the stop, etc. wouldn't go amiss.• An apology wouldn't go amiss.• In this climate, a down-home bear hug and attendant back slapping probably wouldn't go amiss.• This remained a most important consideration, but some relaxation of the original prohibition would not go amiss. 