1. Willful; rash; precipitate; hurried on by will or passion; ungovernable.
All the talent required is to be hot, to be heady, -- to be violent on one side or the other. --Sir W. Temple.
2. Apt to affect the head; intoxicating; strong.
The liquor is too heady. --Dryden.
3. Violent; impetuous. “A heady currance.”
adj : extremely exciting as if by alcohol or a narcotic [syn: intoxicating]
[also: headiest, headier]