When a guy or girl is so hot that they go beyond the basic 1-10 hot scale and need an exponent next to the 10 to judge their attractiveness.
Guy 1: Damn that girl is fine.
Guy 2: I know she's sexponential. She's 10 to the power of 3 at least!
Guy 2: I know she's sexponential. She's 10 to the power of 3 at least!
by Tex-Mex Shawn C. October 3, 2010
Get the Sexponentialmug.