If you refer to someone's attitude or behaviour as fair play, you approve of it because it shows respect and sympathy towards everyone, even towards people who are thought to be wrong or to deserve punishment.
[approval]
The legal system is unmatched for its justice and sense of fair play.
fair play in British English
noun
1.
an established standard of decency, honesty, etc
2.
abidance by this standard
fair play in American English
the act or fact of abiding by the rules as in sports or games; fairness and honor in dealing with competitors, customers, etc.
Examples of 'fair play' in a sentence
fair play
We face rivals who do not respect financial fair play.
Times, Sunday Times (2010)
And all the old clichés about a sense of fair play and respect are true.
Times, Sunday Times (2012)
Where are common sense, fair play and justice?
The Sun (2007)
Nor is it simple; the new financial fair play regulations have to be adhered to.
Times, Sunday Times (2011)
He made a good save at the end as well, so fair play to him.
The Sun (2010)
In attempting to ensure fair play on the field, fair play must be observed off the field too.
Times, Sunday Times (2006)
Everyone I know says it was fair play.
Times, Sunday Times (2006)
The new cameras remove any degree of leniency and, some would say, fair play.
Times, Sunday Times (2008)
All those virtues such as decency, fair play and democracy, seem to be fading.
Times, Sunday Times (2015)
Some are proud that London 2012 is setting new standards for fair play.
Times, Sunday Times (2012)
I think the new financial fair play system which comes into effect next season has a lot to do with what is going on now.
The Sun (2012)
In rugby and tennis, electronic aids have been introduced to ensure fair play, and they work well.
The Sun (2009)
You can judge the players on the pitch and they show fair play, respect for the referees, respect for the fans.
The Sun (2011)
In other languages
fair play
British English: fair play NOUN
If you refer to someone's attitude or behaviour as fair play, you approve of it because it shows respect and sympathy towards everyone.
...a legal system that is unmatched anywhere in the world for its justice and sense of fair play.