A person who engages in oral sex with a middle aged woman.
Francis has become such a Tuna Taster.
by Web Willy April 07, 2003
One who engages in the sexual practice of cunnilingus. Pussy eating. Often pertaining to lesbians, but can also pertain to men as well.
How little did I know that the hot chick sitting at the bar was in fact a tuna taster.
by dumb ironworker January 18, 2007