The Collaborative International Dictionary
Hot-brained
Hot-brained \Hot"-brained`\, a.
Ardent in temper; violent; rash; impetuous; as, hot-brained
youth.
--Dryden.
Wiktionary
hot-brained
a. impetuous and rash; hot-headed
Usage examples of "hot-brained".
Brownlow, who was himself of an irascible temperament, and partly by such arguments and representations as seemed best calculated to dissuade him from his hot-brained purpose.