strict·ly / ˈstrik(t)lē/ • adv. 1. in a way that involves rigid enforcement or that demands obedience:| he's been brought up strictly.2. used to indicate that one is applying words or rules exactly or rigidly: strictly speaking, ham is a cured, cooked leg of pork | to be strictly accurate, there are two Wolvertons. ∎ with no exceptions; completely or absolutely: these foods are strictly forbidden. ∎ no more than; purely: that visit was strictly business | his attitude and manner were strictly professional.