1.VerbTo strongly affect a person, especially to the detriment of his or her senses or mental faculties.
To cloud one's thinking, as do alcohol and many drugs.
To greatly raise one's conception of their social status or accomplishments.
"He caught the biggest fish on record and it really went to his head."
2.VerbTo cloud one's thinking, as do alcohol and many drugs.
3.VerbTo greatly raise one's conception of their social status or accomplishments.
"He caught the biggest fish on record and it really went to his head."