inattentive

a particularly dull and inattentive pupil.

I was disappointed by the food and the inattentive service.

An inattentive pupil is unnecessarily an unclever boy or a girl.

If the operator is either inattentive or napping, the alertor sounds an alarm.

A device to watch the operator who watches the machine.If the operator is either inattentive or napping, the alertor sounds an alarm.

Solo, free of the carbonite and suffering blindness from hibernation sickness, wildly swung a vibro-ax into an inattentive Fett's rocketpack.