Some critics have described the school as a diploma 'mill'. [=a school where students can obtain diplomas very easily]
The rumor 'mill' has been churning out stories about their marriage. [=there are many rumors about their marriage]
They've been (put) 'through the mill' in the months since their father died.
(..) - Hi. Glock , that's my daily carry, okay? I mean, unless you're talking, what, Plus P Plus loads... ...you can forget the mil. Shit, I seen one of those bounce off a windshield one time. - Yeah, with you shooting. - Hey. If you're gonna bring a gun, baby, (..)2008 TvShow: Breaking Bad Title: Pilot Season: 1 Episode 1