a whack at (something)(redirected from a whack at doing)
a whack at (something)
A chance to try something; an attempt to do or undertake something. I can't get the lid off this jar for the life of me. Do you want to have a whack at it? I'm going to have a whack at doing my own taxes this year, to save on the cost of hiring an accountant. Let me have a whack at getting the car started.
See also: whack