shibboleth (n): a custom/principle/belief distinguishing a group of people
Somehow my in-head dictionary includes "often derogatory" in there. As in it is the thing that the in-group uses to exclude the out-group. So eating meat would be a shibboleth to vegans.
Originally Posted by Wardog
Rockphed said it well.
Originally Posted by Sam Starfall
When your pants are full of crickets, you don't need mnemonics.