ride herd on somebody/something
ride herd on (someone or something)
To closely observe or monitor someone or something to supervise or maintain control. An allusion to a cowboy riding on his horse to keep a herd of cattle in order. We want the groups of students to work independently, but we should have a teacher riding herd on each one to make sure they stay focused. Being a camp counselor is a lot of fun, but having to ride herd on a bunch of kids for two weeks at a time can be exhausting.
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.
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]
ride herd onkeep 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.
ride ˈherd on somebody/something(American English, informal) keep watch or control over somebody/something: Police are riding herd on crowds of youths on the streets.
ride herd on
To keep watch or control over.