auntie flo
"jane: "hey betty, you wanna come over after school today?"  betty: "nah, i'm having a visit from auntie flo and i don't feel too well about it
a nickname/code word used as an alternative when a girl or woman is on her menstrual cycle or her [period]
""jane: "hey betty, you wanna come over after school today?"  betty: "nah, i'm having a visit from auntie flo and i don't feel too well about it" What is the definition of "auntie flo"?