Tuna Chair
A chair that has been permeated with the stank of tuna crotch. Typically is found in an obese female WoW player's room.
Dude that fat skanks tuna chair nearly made me throw up.
Chair Tuna
The built up secretions in a vagina after stting in a chair for long periods of time
Kelly was sitting in class so long i could smell her chair tuna all the way down the hallway