ma ‧ nip ‧ u ‧ la ‧ tor /məˈnɪpjəleɪtə, məˈnɪpjʊleɪtə $ -ər/ BrE AmE noun [countable]
[ Word Family: noun : ↑ manipulation , ↑ manipulator ; verb : ↑ manipulate ; adjective : ↑ manipulative ]
someone who is skilful at getting what they want by cleverly controlling or deceiving other people