to have someone waiting for your decision. (Informal.)
Sally has John on the string. He has asked her to marry him, but she hasn't replied yet.Yes, it sounds like she has him on the string.
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have (someone) on the string
To keep someone awaiting a decision. They told me they would call last week! I wonder how long they plan to have me on the string.
have someone on the string
Fig. to have someone waiting for a decision. Sally has John on the string. He has asked her to marry him, but she hasn't replied yet.Yes, it sounds like she has him on the string.