at a push
idiomPart ofpush
at a push — idiom
1. if something is possible but only with difficulty or by making a special effort;
1.idiom
Definition
if something is possible but only with difficulty or by making a special effort; used to indicate that something is barely achievable
Example
We can fit six people in the car at a push, but it will be very tight.
The report might be ready by Friday at a push, if everyone works late.