adj.
Pronunciation: k ə m- ' pl ā -s ə nt
Function: adjective
Etymology: Latin complacent-, complacens, present participle of complac ē re to please greatly, from com- + plac ē re to please ― more at PLEASE
Date: 1760
1 : marked by complacency : SELF-SATISFIED <a complacent smile>
2 : COMPLAISANT 1
3 : UNCONCERNED
– com · pla · cent · ly adverb