be a card-carrying member (of something)(redirected from is card-carrying members of something)
be a card-carrying member (of something)
To be a certified member of a particular group or organization; to have paid the necessary dues or fees to be part of a group. I never knew until he was on his deathbed that my father was a card-carrying member of the Freemasons. You'll have to be a card-carrying member of the union before we can give you any regular shifts on the docks.
See also: member