telegraph one’s punches

telegraph one’s punches

1. tv. to signal, unintentionally, what blows one is about to strike. (Boxing.) Don’t telegraph your punches, kid! You’ll be flat on your back in twenty seconds.
2. tv. to signal, unintentionally, one’s intentions. The mediator telegraphed his punches, and we were prepared with a strong counter argument.
See also: punch, telegraph