can opener turn

when someone asks you a question and you turn your head slowly and mechanically while still looking at your computer screen, book, etc to let them know you acknowledge the question

girl: hey, what do you think of this top?
boy: *does the can opener turn*
girl: hey, i'm talkin to you, dont u can opener turn me, see this is the problem in our relationship....
boy: i heard you, i heard you