at someone's beck and call
idiomPart ofbeck
at someone's beck and call — idiom
1. constantly available to do whatever a person wants, usually because they expect
1.idiom
Definition
constantly available to do whatever a person wants, usually because they expect it or demand it.
Example
Ravi was tired of being at his boss's beck and call every weekend.
The young prince had three servants at his beck and call from morning until night.