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
Christine	['kristi:n]
Pasqualina	-	Italian
Ashfaq	-	Arabic
JoŽE	YAW-zhe	Slovene
Gal (1)	-	Hebrew
Aucaman	aw-oo-kaw-MAWN	Native American, Mapuche