sleep on something
to delay making a decision about something important until the next day so that you have time to consider it carefully

[TahlilGaran] Dictionary of Contemporary English ▲

sleep on
to think about something, to consider something, to decide something later
"I will sleep on the proposal tonight and I will give you an answer tomorrow."

[TahlilGaran] English Idioms Dictionary ▲

sleep on something
to think about something, to consider something, to decide something later
"I will sleep on the proposal tonight and I will give you an answer tomorrow."

[TahlilGaran] English Idioms Dictionary ▲

sleep on
v. To postpone a decision about.
We asked Judy if she would join our club and she answered that she would sleep on it.
We will have to sleep on your invitation until we know whether we will be free Monday night.

[TahlilGaran] English Idioms Dictionary ▲