noun A sturdy item of footwear covering the foot, the ankle, and sometimes the leg below the knee. (This winter's stylish footwear, from ankle boots to sneakers, will have you praying for more days of snowfall.) A hard kick. An enclosed space at the back of a car for carrying luggage or other goods; a trunk. (I was going to stop and show him what was in the boot but I thought better of it.) (a boot disk) A navy or marine recruit.
verb Kick (something) hard in a specified direction. Start (a computer) and put it into a state of readiness for operation. (when I booted the computer I heard a extremely loud rattle) Place a Denver boot on (an illegally parked car)