meaning of perfunctory
1. Done merely to get rid of a duty; performed mechanically and as a thing of rote; done in a careless and superficial manner; characterized by indifference; as, perfunctory admonitions.
2. Hence: Mechanical; indifferent; listless; careless.
3. hasty and without attention to detail; not thorough; "a casual or cursory inspection failed to reveal the houses structural flaws"; "a passing glance"; "perfunctory
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