The buses run from 4 a.m. to midnight 'at regular intervals'. [=there is the same amount of time between buses]
It's nothing special, just a 'regular' [='basic'] stereo. = It's just a 'regular old' stereo.
He is one of the store's 'regular customers'. [=customers who shop at the store frequently]
(..) You know, it's a pretty big tooth. How dangerous is this shark? No more than the regular mako. I'm just concerned about our beaches. If there's a threat, I'd really like to know. These sharks always stay out (..)2002 Shark Attack 3: Megalodon