send (one) in

send (one) in

To cause someone to enter or become involved in something. Don't worry, I'm sending in our top legal adviser to handle the details. We've sent police in to keep the peace during the protest.
See also: send

send in

1. Cause to be dispatched or delivered, as in Let's send in a letter of protest to the hiring committee. [Early 1700s]
2. Cause someone to become involved in a particular undertaking, as in This disagreement is serious; it's time to send in the lawyers, or In the final few minutes the coach sent in Richard on right wing. [Mid-1800s]
See also: send

send in

v.
1. To submit something, especially by mail or by electronic means: Let's send in a donation this year. I sent my application for college in by e-mail.
2. To order someone or some group into a place: Will you please send in the next candidate on your way out of the office? They sent me in the garage to fetch a hammer.
3. To have someone enter or reenter a contest, conflict, or situation: The coach is sending in the kicker. The president sent troops in to suppress the riots.
See also: send