Commonly associated with the french word fatigué, meaning to be tired, bored french students will hear this word as "fat and gay" as the french pronuniation sounds very similar. This will likely be the only word a french student will remember from the class apart from "je mappelle (their french name)".
French Teacher: When ones tired in french we would say "il et fatigué (fati-ghey)"
Student #1:What? whos fat and gay
Student #2:Look everyone David is sleeping he must be fat and gay.
French Teacher: No, fatigué (fati-ghey) like the word fatigue in English with the exact same spelling.
The entire class for the next 30 minutes: (snicker) David is fat and gay (snicker)
Test question from the final: Translate fatigué
Student's response: An obese homosexual