Learner's definition of HESITATE
to stop briefly before you do something especially because you are nervous or unsure about what to do
to be unwilling to do something because of doubt or uncertainty
I sometimes hesitate to say what I am really thinking.
I hesitated to come without being asked.
I wouldn't hesitate to ask for your help if I felt I needed it.
Don't hesitate to call if there is a problem.
he who hesitates is lost
— used to say that it is important to make decisions and do things in a quick and definite way
A moment's hesitation could have cost him his life.
He showed no hesitation about/over accepting the job.
I would do it again without hesitation. [=with no delay or doubts]