The phrase "unfixed cats" refers to cats that have not been spayed (for female cats) or neutered (for male cats). It means that these cats are not sterile and can still reproduce. Full definition
This year, we wanted to share with you some of the heartwarming photos that keep us going in the face of cold trapping weather and the cold - hearted abandonment of unfixed cats, adding to the overpopulation cycle. (communityconcernforcats.org)
While trying to trap two other unfixed cats out in a field, a CC4C member instead trapped this beautiful big boy who had been hiding down inside a storm drain. (communityconcernforcats.org)
Without the program these two would have ended up at the pound as I didn't want unfixed cats in my neighborhood.» (sacanimal.org)