1. Hasty and without attention to detail; not thorough
   "a perfunctory inspection failed to reveal the house's structural flaws"; "perfunctory courtesy"
   - casual, cursory, passing 
2. As a formality only
   - pro forma

See also: careless, formal, perfunctorily

• countersign
• countersignature
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• countersink bit
• counterspy
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• countertenor
• counterterror
• counterterrorism
• counterterrorist
• Counterterrorist Center
• countertop
• countertransference
• countervail
• countervailing duty
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• countess
• counting
• countinghouse
• countless
• countlessness