Top definition
People say on chats to learn whether you are male or female. After this question, they may say 'Fuck You' or 'Suck Your Balls'.
<Your>hello!
<Stranger>m/f
<You>female.
<Stranger>fuck u!
Disconnected
by fake hazard August 16, 2009
Get the mug
Get a m/f mug for your cat Julia.