Longman Dictionary of Contemporary English homepage

Date: 1600-1700
Language: Latin
Origin: , present participle of complacere 'to please greatly', from com- ( COM-) + placere 'to please'

complacent

adjective
     
com‧pla‧cent
pleased with a situation, especially something you have achieved, so that you stop trying to improve or change things - used to show disapproval:
There's a danger of becoming complacent if you win a few games.
a complacent attitude towards the problem
complacent about
We simply cannot afford to be complacent about the future of our car industry.
complacently adverb

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