This tag is for questions seeking a single word that fits a meaning. See the "phrase requests" tag instead (or as well) if you seek a phrase that fits the meaning. To ensure your question is not closed as off-topic, please be specific about the intended use of the word.
This is one of those phrases used very commonly (and apparently subject to lots of scrutiny on this website), but is difficult to define and also far too long to submit to a reverse dictionary. Let's ...