crack a fat

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. I cracked a fat while daydreaming in math class today—it was so embarrassing!
See also: crack, fat
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.
See also:
Copyright © 2003-2025 Farlex, Inc Disclaimer
All content on this website, including dictionary, thesaurus, literature, geography, and other reference data is for informational purposes only. This information should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional.