give (someone) a big head

To cause someone to become arrogant, conceited, or have an exaggeratedly high opinion of him- or herself. Having her book on the bestseller list is giving Samantha a big head. My parents have given John a big head with all the praise they heap on him for his accomplishments.

Common Names:

Name	Pronounced	Usage
Clemency	KLEM-ənt-see	English (Rare)
Dionysios	-	Greek, Ancient Greek
Amanda	[ə'mændə]
PaĈJo	PAH-chyo	Esperanto
Vitus	-	Ancient Roman
RÍOghnach	-	Irish Mythology