1. sit on it
    refers to a dick. sit on a dick.
  2. sit on my face
    gross me out. heard this one in stressful traffic situation A LOT
  3. scum bag
    I remember being called a scum bag a few times as a kid. means condom filled with cum. really gross
  4. suck it
    so many memories of my mother say suck it. kinda of the most offensive in a way.