From Longman Dictionary of Contemporary Englishout-and-outˌout-and-ˈout adjective [only before noun] COMPLETEused to emphasize that someone is definitely a particular kind of person or thing SYN complete he’s an out-and-out liar
Examples from the Corpus
out-and-out• This joint commitment moves away from the idea of loyalty solely to a single school and from the idea of out-and-out competition.• The guy is an out-and-out conman.• Either McBride or Neil Back, who are out-and-out flyers, would have provided that option.• And then the dark-greens are by no means united in forming a simple statement of what it is to be an out-and-out green.• out-and-out lies• He was an out-and-out profligate, darting from one partner to the next.• Yet the advent of out-and-out reformers in East Berlin would represent an even greater threat for Moscow.• There are a few out-and-out strikers who can be guaranteed to deliver the goods.• These are out-and-out touring aircraft, sophisticated both inside and out.• It's cheaper than out-and-out war, and they can be disowned if things grow too difficult. 