What does it mean?

Carla • MC 30.08.18 MC 14.02.19 Rainbow baby Roman born 10/12/19 TTC 2022 Ectopic sept 14.09.23 TTC 2024

Had a midwife appointment, she’s put in my notes baby is cephalic brim which I know means head down. But exactly what does the brim bit mean? I’m 31 weeks 4 days.