noreservations

noun
UK /ˌnəʊ rɪzəˈveɪʃənz/
US /ˌnoʊ rɛzərˈveɪʃənz/

A way of saying you have no doubts or worries about something.

She said yes to the trip with no reservations.


OTHER MEANINGS

2. A booking system where you can walk in without booking ahead.

The restaurant is no reservations, so we just walked in.

3. A feeling of being completely sure and not holding anything back.

He accepted the job offer with no reservations.

4. A way to say you agree fully and openly.

They gave their support with no reservations.