Learn how to say Dresscodes correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word dress code:
a set of rules, usually written and posted, specifying the required manner of dress at a school, office, club, restaurant, etc.:
while the dress code doesn’t require two-tone shoes, you will get turned away if you wear jeans
the customary style of dress of a specified group:
jeans or shorts, the standard dress code for producer types