snoozy adjective2 •(informal) Sleepy; drowsy.She places the snoozy child in the car seat at her feet. — 2011 •(informal) Sleep-inducing; tedious.While the basic automatic-transmission 528xi takes a snoozy 7.6 seconds to reach 60 miles an hour, the 535xi blazes there in 5.6 seconds, a remarkable two-second advantage. — 2007 formssnoozier · snooziest