opening response

noun phrase
UK /ˈəʊpənɪŋ rɪˈspɒns/
US /ˈoʊpənɪŋ rɪˈspɑːns/

The first thing you say or do back when someone talks to you.

Her opening response to the question was a big smile.


OTHER MEANINGS

2. The first answer given in a formal discussion or debate.

The lawyer's opening response set the tone for the whole trial.

3. The first reaction of a system or device when it receives a signal.

The server's opening response was slow because it was still starting up.

4. The first move made in a game or contest.

His opening response to the chess attack surprised everyone.