A person who is sixty years old or older and still sexy.
Robert Redford is so sexty.
by Airi February 20, 2012
A naked picture taken as a sext that actually is sexy.
The picture that Afton took and sent to Harrison was actually pretty sexty.
by DPops June 04, 2011
a sexy person who participates in the act of sexting
"ooooh look at this pic of amber. i always thought she was sexty"
by heychingchongwingwong December 30, 2011