ride herd on, to

ride herd on someone or something

Fig. to supervise someone or something. (Alludes to a cowboy supervising cattle.) I'm tired of having to ride herd on my kids all the time. My job is to ride herd on this project and make sure everything is done right.
See also: herd, on, ride

ride herd on

Keep close watch or tight control over, as in Aunt Martha is always riding herd on her bridge club, making sure they follow the rules . This idiom alludes to the cowboy who rides around a herd of cattle to keep them together. [Late 1800s]
See also: herd, on, ride

ride herd on

keep watch over.
Literally, this North American expression means ‘guard or control a herd of cattle by riding round its edge’.
1999 Coloradoan (Fort Collins) That, in turn, would detract from his ability to ride herd on Washington special interests, allowing deficits to grow like mushrooms under a rotten log.
See also: herd, on, ride

ride herd on

To keep watch or control over.
See also: herd, on, ride

ride herd on, to

To control, boss. This phrase originally meant to control or guard a herd of cattle by riding on its perimeter. Its figurative use dates from the late nineteenth century, and it remains current. The mystery novelist Ed McBain used it in Long Time No See (1977): “Two men who should be taking care of people getting robbed or mugged, go to waste our time instead of riding herd on a bunch of street hoodlums.”
See also: herd, ride