visit from Flo

a visit from (Aunt) Flo

euphemism The time during which a woman menstruates; a woman's period. A pun on the female name "Flo" (a shortening of Florence) and the "flow" of blood from the uterus that occurs during menstruation. I always get horrible cramps whenever I get a visit from Aunt Flo. Do you think you might be pregnant? How long has it been since you've had a visit from Flo?
See also: Flo, visit
Farlex Dictionary of Idioms.

visit from Flo

(...ˈflo)
n. a menstrual period. (see also Aunt Flo.) I am expecting a visit from Flo, but she seems late.
See also: Flo, visit
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions
See also:
  • a visit from (Aunt) Flo
  • aunt
  • Flo
  • Aunt Flo
  • between jobs
  • between projects
  • maker
  • a London particular
  • London
  • dear departed
References in periodicals archive
Viewers pause shows for all manner of reasons, none of which are enhanced by a visit from Flo the Progressive Insurance lady.