n. anyone who takes pills frequently or habitually.
Poor Sue is a pill-popper.I knew she was always ill, but I didn't know she was a pill-dropper.The pillpopper thought she wouldn't get hooked.
pill dropper
slang Someone who frequently or habitually uses or abuses drugs prepared as pills or capsules. She started getting hooked on the pain pills her doctor prescribed, and before long she had become a full-blown pill dropper.I knew a couple of pill droppers in college who were always doing speed or ecstasy.