labia majora and / or labia minora
"Man, that girl isn't wearing panties, you can see her flip flaps!"
by RealSchoolSupplies May 01, 2007
2 more definitions
My flip flap! I'm coming back for my flip flap
by pu pang January 22, 2011
An alternate word for 'flip-flops', commonly used by African American males in the southeastern United States.
"Rerun! Make sho you put on yo flip-flaps befo you git on da beach!"
by Justin December 15, 2003