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
Ceara	-	English (Rare)
Katida	kah-TEE-dah	Esperanto
Olga	['ɔlgə]
Lupe	LOO-pe	Spanish
Seoirse	SHOR-sha	Irish
Josefa	ho-SE-fah (Spanish)	Spanish, Portuguese, Czech