off the cuff
US /ɔf ðə kʌf/
UK /ɔf ðə kʌf/

1.
tanpa persiapan, impromptu, langsung
without preparation; impromptu
:
•
He gave an off the cuff speech at the party.
Dia memberikan pidato tanpa persiapan di pesta itu.
•
I don't have an answer off the cuff; I need to check the data.
Saya tidak punya jawaban langsung; saya perlu memeriksa datanya.