be the cock in the henhouse—said of a male in an all-femaleenvironment:
- He made her tell patients that breast exposure was a “normal procedure,” and referred to himself as “the only cock in the henhouse.”
rule the roost—be the boss or manager, especially at home:
- But who really rules the roost? Possibly his wife Sybil—equally keen to be seen as a pillar of society and equally blinkered as to life in the real world.