Do I stink?
This is said by someone that is worried about whether their genitals have a stink to it. Even though they have good hygiene they are insecure about it because either someone has told them there was a smell or they have smelled stinky genitals before.
girl: What's going on? Why did your erection go down? guy: I'm exhausted and gotta get some sleep. girl: Is it me? Do I stink? guy: No. Lets do it in the morning.