crack a fat

vulgar slang To have or get an erection of the penis. Primarily heard in Australia. Many pubescent boys are teased for involuntarily "cracking a fat" in public as their bodies change in unfamiliar and sometimes uncomfortable ways.

Common Names:

Name	Pronounced	Usage
Isidro	-	Spanish
Hai	-	Chinese
Ra	RAH	Egyptian Mythology
Kenya	KEN-yə	English, African American
Norm	NORM	English
Saiful	-	Arabic