English Dictionary
Definition unctuous in British English
unctuous adjective
adjective/ˈʌŋktʃʊəs/
1
seeming to be interested, friendly, or full of praise, but in a way that is unpleasant because it is not sincere
English Dictionary
seeming to be interested, friendly, or full of praise, but in a way that is unpleasant because it is not sincere