Learner's definition of REASONABLE
1 [more reasonable; most reasonable] : fair and sensible
We have reasonable cause not to believe him.
She offered a reasonable compromise.
Your idea sounds reasonable.
It's not reasonable to expect perfect weather.
Please be more reasonable. There is no way I'll be able to finish all this work in so little time.
A reasonable man would not expect such a thing.
Our boss has reasonable expectations of his employees.
The request/offer seems reasonable.
We finished within a reasonable [=acceptable] amount of time.
2 : fairly or moderately good 3 [more reasonable; most reasonable] : not too expensive