Word.ws English Dictionary

Aunt Flo

UK/ɑːnt fləʊ/

Aunt Flo proper noun: a personification of the menstrual period or menstruation.

Proper noun

Aunt Flo

  1. (euphemistic, slang) A personification of the menstrual period or menstruation.
    • Aunt Flo came to visit last night: that's why I was so ratty.

Forms of Aunt Flo

alternative formAunt Flow

Origin of Aunt Flo

Pun on flow and Flo (nickname for Florence, Flora, etc).

Questions about Aunt Flo

What does Aunt Flo mean?
Aunt Flo means a personification of the menstrual period or menstruation.
What part of speech is Aunt Flo?
Aunt Flo is a proper noun.
How do you pronounce Aunt Flo?
Aunt Flo is pronounced /ɑːnt fləʊ/ (UK).

Words near Aunt Flo in the dictionary

  1. aunt
  2. Aunt Edna
  3. Aunt Ednas
  4. Aunt Emma
  5. Aunt Emmas
  6. Aunt Flo
  7. Aunt Flow
  8. aunt fucker
  9. aunt fuckers
  10. Aunt Jane
  11. Aunt Janes

Source and license

Adapted from Wiktionary: Aunt Flo (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: En-au-Aunt Flo.ogg.

Cite this entry: “Aunt Flo.” Word.ws, https://word.ws/aunt_flo. Based on Wiktionary, CC BY-SA 4.0.