noun
1. an innate talent; facility.
She’s a great interviewer with a knack for getting people to relax and reveal things about themselves.
I had to take classes in flower arranging, but my mother just has a knack for it.
I wish I had his knack for learning foreign languages.
2. an established trick or way of doing something that can be learned through practice.
Don’t worry. It takes a while to get the knack of handling a horse.
I was having trouble using the new power saw, but I’m getting the knack now.