A west coast prostitute with a very beaten vagina. Specifically, a very smelly vagina.
Can also be used as a verb when the person preforming the action is acting like a tuna rat.
Noun: Ewe! That whore has the nastiest tuna rat I have ever smelt!
Verb: Kristina was tuna rattin' real hard last night!
When a woman queefs into the mouth of whom she is being pleasured by. This resulting in Tuna Mouth. Usually this kills any desire to continue oral sex by the other party. Often resulting in puking or crying.
Can you believe Sara gave Sam tuna mouth. In addition to having herpes Sam had tuna mouth for weeks.
MK3 and MK3.5 Volkswagen Cabriolet. Named as such for the tortion bar that resembles the handle of a basket when the roof is down and the fact that it's a girls' convertible.
Dave's tuna basket looks great on those new wheels. Too bad he's such a vagina.