ˈmȯ(ˌ)r]āz, ˈmōr(ˌ)], ]ēz sometimes ]ās noun plural
Etymology: Latin, plural of mor-, mos custom — more at mood
1. : the fixed customs or folkways of a particular group that are morally binding upon all members of the group and necessary to its welfare and preservation
the relationship between law and mores , between the decrees of courts and legislatures and the vast body of community beliefs which shape private action — J.P.Roche & M.M.Gordon
academic mores have frowned upon the invasion of another man's craft — J.R.Butler
have tended to withdraw and develop a self-sufficient society of their own, with distinct and rigid mores — James Stirling
2. : moral attitudes
conformity to the evershifting mores of the moment — Havelock Ellis
some knowledge of the environment and the dominant mores of the author — G.W.Sherburn
3. : habits , manners
her uncanny familiarity with the mores of feline life — New Yorker
in rural New England, organized dancing developed a whole set of mores and practices of its own — R.L.Taylor