Some guy who thinks you're his buddy, bro, or pal while patting you on the back when he leaves you, a douche that just walks a way giving you this unexpected pat, though you never talked to him and don't know whether you should have said a word with him before he left or not, hmm what to do situations, situations...
I'm not your buddy ya lame douche, go take the stairs, and stop loitering the elevator.. and floorfive.
A device containing vinegar used for cleaning a dirty and/or smelly vagina. Dirty vagina could be caused by having excessive sexual conduct with one or many partners prior to showering. Smelly vagina could be caused by not washing a dirty vagina. Some vagina are just smelly and need a douche anyway.
Person1: Wow, Nick smells like vinegar or possibly a dirty vagina.