Head"strong` (?; 115), a.
1.
Not easily restrained; ungovernable; obstinate; stubborn.
Not let headstrong boy my will control.
Dryden.
2.
Directed by ungovernable will, or proceeding from obstinacy.
Dryden.
Syn. -- Violent; obstinate; ungovernable; unratable; stubborn; unruly; venturesome; heady.
© Webster 1913.