earliest response

noun phrase
UK /ˈɜː.li.ɪst rɪˈspɒns/
US /ˈɝː.li.ɪst rɪˈspɑːns/

The first answer that comes back to you.

Please send your earliest response to the invitation by Friday.


OTHER MEANINGS

2. The fastest possible answer someone can give.

We need your earliest response so we can book the tickets.

3. The first reaction to a question or message.

Her earliest response to the news was a big smile.

4. A reply sent as soon as someone is able.

Thank you for your earliest response to my email.