Definition of "informality"
noun
countable and uncountable, plural informalities
The condition of being informal.
Quotations
These people, drawn from many different places and with many different backgrounds, gave the whole life of the County an informality that was new to Ellen, an informality to which she never quite accustomed herself.
1936 June 30, Margaret Mitchell, Gone with the Wind, New York, N.Y.: The Macmillan Company; republished New York, N.Y.: The Macmillan Company, 1944,