lead with one's chin

Take a risk, behave without caution. For example, Gordon always says exactly what he thinks; he never minds leading with his chin. This term alludes to a boxer leaving his chin, a vulnerable point, unprotected. [Mid-1900s]

Common Names:

Name	Pronounced	Usage
Anzo	-	Ancient Germanic
Arushi	-	Hinduism, Indian, Hindi
Gilchrist	-	Scottish
Vincent	['vinsənt]
Bampton	['bæmptən]
Odysseus	o-DIS-ee-əs (English)	Greek Mythology